Differences
This shows you the differences between two versions of the page.
| public:meetings:glowbi2008:tutorial_wednesday [2010-11-16 13:39] – James M Anderson | public:meetings:glowbi2008:tutorial_wednesday [2017-03-08 15:27] (current) – external edit 127.0.0.1 | ||
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| Line 8: | Line 8: | ||
| ===== Web Image of 3C129 ===== | ===== Web Image of 3C129 ===== | ||
| - | {{http://rsd-www.nrl.navy.mil/ | + | {{https:// |
| Wide-field 90 cm image of the large head-tail radio galaxy 3C129 (right). The bright source at the left is 3C129.1. From Lane et al., AJ, 123, 2985, 2002. | Wide-field 90 cm image of the large head-tail radio galaxy 3C129 (right). The bright source at the left is 3C129.1. From Lane et al., AJ, 123, 2985, 2002. | ||
| - | The 5 GHz observations being reduced here will only look at the central, brightest, portion of this source. | + | The 8.5 GHz observations being reduced here will only look at the central, brightest, portion of this source. |
| Line 44: | Line 44: | ||
| clron\\ | clron\\ | ||
| doweight 10\\ | doweight 10\\ | ||
| - | ncount | + | ncount |
| cparm(4)=28\\ | cparm(4)=28\\ | ||
| cparm(8)=10./ | cparm(8)=10./ | ||
| + | dparm 0\\ | ||
| + | bparm 0\\ | ||
| + | timer 0\\ | ||
| + | vlamode = ' '\\ | ||
| + | band = ' '\\ | ||
| + | calcode ' '\\ | ||
| + | clron\\ | ||
| + | outdisk 1\\ | ||
| go\\ | go\\ | ||
| '' | '' | ||
| - | ==== Check where it went. You will need the C band version at 5 GHz ==== | + | |
| + | ==== Check where it went. You will need the X band version at 8.5 GHz ==== | ||
| + | |||
| + | Note that there are multiple sequence numbers for the same bands, as the observation was done using different frequency settings. | ||
| '' | '' | ||
| + | indi 1\\ | ||
| pcat\\ | pcat\\ | ||
| - | getn 4\\ | + | getn 3\\ |
| imhe\\ | imhe\\ | ||
| '' | '' | ||
| + | |||
| + | < | ||
| + | AIPS 1: Got(1) | ||
| + | AIPS 1: Image=MULTI | ||
| + | AIPS 1: Telescope=VLA | ||
| + | AIPS 1: Observer=AT166 | ||
| + | AIPS 1: Observ. date=25-JUL-1994 | ||
| + | AIPS 1: # visibilities | ||
| + | AIPS 1: Rand axes: UU-L-SIN | ||
| + | AIPS 1: SOURCE | ||
| + | AIPS 1: ---------------------------------------------------------------- | ||
| + | AIPS 1: Type Pixels | ||
| + | AIPS 1: COMPLEX | ||
| + | AIPS 1: STOKES | ||
| + | AIPS 1: FREQ | ||
| + | AIPS 1: IF | ||
| + | AIPS 1: RA | ||
| + | AIPS 1: DEC 1 00 00 00.000 | ||
| + | AIPS 1: ---------------------------------------------------------------- | ||
| + | AIPS 1: Coordinate equinox 1950.00 | ||
| + | AIPS 1: Maximum version number of extension files of type HI is 1 | ||
| + | AIPS 1: Maximum version number of extension files of type AN is 1 | ||
| + | AIPS 1: Maximum version number of extension files of type NX is 1 | ||
| + | AIPS 1: Maximum version number of extension files of type SU is 1 | ||
| + | AIPS 1: Maximum version number of extension files of type FQ is 1 | ||
| + | AIPS 1: Maximum version number of extension files of type CL is 1 | ||
| + | AIPS 1: Maximum version number of extension files of type TY is 1 | ||
| + | AIPS 1: Maximum version number of extension files of type OF is 1 | ||
| + | AIPS 1: Keyword = ' | ||
| + | AIPS 1: Keyword = ' | ||
| + | AIPS 1: Keyword = ' | ||
| + | </ | ||
| ==== Print out some useful information ==== | ==== Print out some useful information ==== | ||
| Line 67: | Line 111: | ||
| task ' | task ' | ||
| default\\ | default\\ | ||
| - | getn 4\\ | + | getn 3\\ |
| optype ' | optype ' | ||
| doweight 1\\ | doweight 1\\ | ||
| + | docrt=132\\ | ||
| + | flagver 0\\ | ||
| + | sources ' '\\ | ||
| + | stokes ' '\\ | ||
| + | docalib 0\\ | ||
| + | gainuse 1\\ | ||
| + | dopol -1\\ | ||
| + | dparm 0\\ | ||
| + | antenna 0\\ | ||
| + | basel 0\\ | ||
| + | stokes ' '\\ | ||
| + | inext ' '\\ | ||
| + | inver 0\\ | ||
| + | bif 0\\ | ||
| + | eif 0\\ | ||
| + | uvrange 0\\ | ||
| go\\ | go\\ | ||
| '' | '' | ||
| < | < | ||
| - | AIPS 1: Got(1) | + | |
| - | vlb054 | + | File = 19940725 |
| - | File = 19940725 | + | Freq = |
| - | Freq = | + | |
| Scan summary listing | Scan summary listing | ||
| Scan Source | Scan Source | ||
| - | 1 2345-167 | + | 1 2345-167 |
| - | 2 A2597 : | + | 2 A2597 : |
| - | 3 2345-167 | + | 3 2345-167 |
| - | 4 A2597 : | + | 4 A2597 : |
| - | 5 2345-167 | + | 5 2345-167 |
| - | 6 A2597 : | + | 6 A2597 : |
| - | 7 2345-167 | + | 7 2345-167 |
| - | 8 A2597 : | + | 8 A2597 : |
| - | 9 2345-167 | + | 9 2345-167 |
| - | 10 A2597 : | + | 10 A2597 : |
| - | 11 2345-167 | + | 11 2345-167 |
| - | 12 A2597 : | + | 12 A2597 : |
| - | 13 2345-167 | + | 13 2345-167 |
| - | 14 0420+417 | + | 14 0420+417 |
| - | 15 3C129 : | + | 15 3C129 : |
| - | 16 0420+417 | + | 16 0420+417 |
| - | 17 3C129 : | + | 17 3C129 : |
| - | 18 3C129 : 0003 | + | |
| - | | + | |
| - | | + | |
| - | | + | |
| - | | + | |
| - | | + | |
| - | | + | |
| - | | + | |
| - | | + | |
| - | | + | |
| - | | + | |
| - | | + | |
| - | | + | |
| - | | + | |
| - | | + | |
| - | | + | Type Q to stop, just hit RETURN to continue |
| + | |||
| + | | ||
| + | File = 19940725 | ||
| Source summary | Source summary | ||
| Line 119: | Line 181: | ||
| ID Source | ID Source | ||
| - | 1 2345-167 | + | 1 2345-167 |
| IF( 2) | IF( 2) | ||
| - | 2 A2597 : | + | 2 A2597 : |
| IF( 2) | IF( 2) | ||
| - | 3 0420+417 | + | 3 0420+417 |
| IF( 2) | IF( 2) | ||
| - | 4 3C129 : | + | 4 3C129 : |
| IF( 2) | IF( 2) | ||
| - | 5 0518+165 | + | 5 0518+165 |
| IF( 2) | IF( 2) | ||
| - | 6 0134+329 | + | 6 0134+329 |
| IF( 2) | IF( 2) | ||
| ID Source | ID Source | ||
| - | 1 All Sources | + | 1 All Sources |
| - | | + | |
| Frequency Table summary | Frequency Table summary | ||
| FQID IF# Freq(GHz) | FQID IF# Freq(GHz) | ||
| - | | + | |
| - | | + | |
| AIPS 1: Resumes | AIPS 1: Resumes | ||
| </ | </ | ||
| Line 178: | Line 240: | ||
| - | ===== Flag some bad data. Just run the commands. ===== | ||
| - | |||
| - | |||
| - | '' | ||
| - | task ' | ||
| - | default\\ | ||
| - | dohist 1\\ | ||
| - | getn 4\\ | ||
| - | antenna 1,0\\ | ||
| - | basel 0\\ | ||
| - | timer 0 13 45 20 0 15 0 0\\ | ||
| - | stokes ' '\\ | ||
| - | opcode ' | ||
| - | reason 'bad ant'\\ | ||
| - | outfgver 1\\ | ||
| - | go\\ | ||
| - | antenna 14,0\\ | ||
| - | timer 0 16 50 50 0 16 51 0\\ | ||
| - | go\\ | ||
| - | timer 0 | ||
| - | '' | ||
| Line 219: | Line 260: | ||
| gainuse 1\\ | gainuse 1\\ | ||
| bparm 0 1\\ | bparm 0 1\\ | ||
| + | aparm 0\\ | ||
| + | refant 22\\ | ||
| do3col 1\\ | do3col 1\\ | ||
| dotv 1\\ | dotv 1\\ | ||
| Line 243: | Line 286: | ||
| {{: | {{: | ||
| + | |||
| + | |||
| + | |||
| + | Note that the VLA Calibrator Manual says for this source: | ||
| + | < | ||
| + | 0423+418 | ||
| + | 0420+417 | ||
| + | ----------------------------------------------------- | ||
| + | BAND A B C D FLUX(Jy) | ||
| + | ===================================================== | ||
| + | | ||
| + | 3.7cm X P P P P | ||
| + | 2cm U P P P P | ||
| + | 0.7cm Q S S S S | ||
| + | </ | ||
| + | |||
| + | So we are not exactly sure at C band (5 GHz, 6 cm) what the source structure is like for the B configuration from the manual. | ||
| + | |||
| + | |||
| Line 282: | Line 344: | ||
| tvinit\\ | tvinit\\ | ||
| go\\ | go\\ | ||
| - | bparm 0\\ | ||
| '' | '' | ||
| + | |||
| {{: | {{: | ||
| + | |||
| + | '' | ||
| + | bparm 11,15,0\\ | ||
| + | sources ' | ||
| + | xinc=10\\ | ||
| + | go | ||
| + | '' | ||
| + | {{: | ||
| + | |||
| + | |||
| + | '' | ||
| + | bparm 11,16,0\\ | ||
| + | go\\ | ||
| + | '' | ||
| + | |||
| + | {{: | ||
| + | |||
| + | '' | ||
| + | xinc=1\\ | ||
| + | bparm 0\\ | ||
| + | '' | ||
| Line 299: | Line 382: | ||
| antenna 22,0\\ | antenna 22,0\\ | ||
| basel 0\\ | basel 0\\ | ||
| - | sources ' '\\ | + | sources |
| calcode ' | calcode ' | ||
| bif 0\\ | bif 0\\ | ||
| eif 0\\ | eif 0\\ | ||
| - | docalib 0 | + | docalib 0\\ |
| + | dparm 0\\ | ||
| + | go\\ | ||
| + | '' | ||
| + | |||
| + | |||
| + | |||
| + | < | ||
| + | Source=0420+417 | ||
| + | Flux = 0.0000 Jy, Calcode = B , Freq = 8.514900000 GHz | ||
| + | Amplitudes, 1000 = | ||
| + | |||
| + | Baselines | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | |||
| + | Source=0518+165 | ||
| + | Flux = 0.0000 Jy, Calcode = C , Freq = 8.514900000 GHz | ||
| + | Amplitudes, 1000 = | ||
| + | |||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | Type Q to stop, just hit RETURN to continue | ||
| + | |||
| + | | ||
| + | Source=0518+165 | ||
| + | Baselines | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | |||
| + | Source=0134+329 | ||
| + | Flux = 0.0000 Jy, Calcode = C , Freq = 8.514900000 GHz | ||
| + | Amplitudes, 1000 = | ||
| + | |||
| + | Baselines | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | </ | ||
| + | |||
| + | |||
| + | |||
| + | |||
| + | '' | ||
| + | dparm 1,0\\ | ||
| + | go\\ | ||
| + | '' | ||
| + | |||
| + | |||
| + | < | ||
| + | Source=0420+417 | ||
| + | Flux = 0.0000 Jy, Calcode = B , Freq = 8.514900000 GHz | ||
| + | Phase, 1000 = 1000.00000 degrees, averging type = Vector | ||
| + | |||
| + | Baselines | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | |||
| + | Source=0518+165 | ||
| + | Flux = 0.0000 Jy, Calcode = C , Freq = 8.514900000 GHz | ||
| + | Phase, 1000 = 1000.00000 degrees, averging type = Vector | ||
| + | |||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | Type Q to stop, just hit RETURN to continue | ||
| + | |||
| + | | ||
| + | Source=0518+165 | ||
| + | Baselines | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | |||
| + | Source=0134+329 | ||
| + | Flux = 0.0000 Jy, Calcode = C , Freq = 8.514900000 GHz | ||
| + | Phase, 1000 = 1000.00000 degrees, averging type = Vector | ||
| + | |||
| + | Baselines | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | </ | ||
| + | |||
| + | |||
| + | '' | ||
| + | dparm 0\\ | ||
| + | '' | ||
| + | |||
| + | ===== Flag some bad data. Just run the commands. ===== | ||
| + | |||
| + | |||
| + | '' | ||
| + | task ' | ||
| + | reason 'slow start' | ||
| + | sources ' '\\ | ||
| + | calcode ' '\\ | ||
| + | stokes ' '\\ | ||
| + | timer 0\\ | ||
| + | antenna 17 0\\ | ||
| + | flagver 1\\ | ||
| + | opcode ' | ||
| + | basel 0\\ | ||
| + | bif 1\\ | ||
| + | eif 1\\ | ||
| + | aparm 0\\ | ||
| + | aparm(2) 72.5/60\\ | ||
| + | go\\ | ||
| + | \\ | ||
| + | \\ | ||
| + | reason ' | ||
| + | sources ' '\\ | ||
| + | calcode ' '\\ | ||
| + | stokes ' '\\ | ||
| + | timer 0\\ | ||
| + | antenna 0\\ | ||
| + | flagver 1\\ | ||
| + | opcode ' | ||
| + | basel 0\\ | ||
| + | bif 2\\ | ||
| + | eif 2\\ | ||
| + | aparm 0\\ | ||
| + | aparm(2) 22.5/60\\ | ||
| + | go\\ | ||
| + | '' | ||
| + | |||
| + | '' | ||
| + | task ' | ||
| + | default\\ | ||
| + | dohist 1\\ | ||
| + | getn 3\\ | ||
| + | antenna 14,0\\ | ||
| + | basel 0\\ | ||
| + | timer 0 15 10 50 0 15 55 0\\ | ||
| + | stokes ' '\\ | ||
| + | bif 2\\ | ||
| + | eif 2\\ | ||
| + | opcode ' | ||
| + | reason 'bad ant' | ||
| + | outfgver 1\\ | ||
| + | go\\ | ||
| + | timer 0 13 25 30 0 13 27 40\\ | ||
| + | go\\ | ||
| + | timer 0 13 59 0 0 14 2 20\\ | ||
| + | go\\ | ||
| + | timer 0\\ | ||
| + | bif 0\\ | ||
| + | eif 0\\ | ||
| + | antenna 0\\ | ||
| '' | '' | ||
| Line 314: | Line 621: | ||
| task ' | task ' | ||
| default\\ | default\\ | ||
| - | getn 4\\ | + | getn 3\\ |
| source ' | source ' | ||
| bif 0\\ | bif 0\\ | ||
| eif 0\\ | eif 0\\ | ||
| optype ' | optype ' | ||
| - | aparm(2) | + | aparm(2) |
| go\\ | go\\ | ||
| '' | '' | ||
| Line 325: | Line 632: | ||
| < | < | ||
| - | vlb054> SETJY1: Task SETJY (release of 31DEC08) begins | + | vlb054> SETJY1: Task SETJY (release of 31DEC10) begins |
| vlb054> SETJY1: **WARNING: OPCODE=CALC AND FREQID = -1 | vlb054> SETJY1: **WARNING: OPCODE=CALC AND FREQID = -1 | ||
| vlb054> SETJY1: | vlb054> SETJY1: | ||
| - | vlb054> SETJY1: A source model for this calibrator | + | vlb054> SETJY1: A source model for this calibrator |
| - | vlb054> SETJY1: | + | vlb054> SETJY1: |
| - | vlb054> SETJY1: A source model for this calibrator may be available | + | |
| - | vlb054> SETJY1: Use the verb CALDIR to see if there is one | + | |
| vlb054> SETJY1: / Flux calculated using known spectrum | vlb054> SETJY1: / Flux calculated using known spectrum | ||
| vlb054> SETJY1: BIF = 1 EIF = 2 /Range of IFs | vlb054> SETJY1: BIF = 1 EIF = 2 /Range of IFs | ||
| - | vlb054> SETJY1: ' | + | vlb054> SETJY1: ' |
| - | vlb054> SETJY1: ' | + | vlb054> SETJY1: ' |
| vlb054> SETJY1: / Using (1995.2) VLA or Reynolds (1934-638) coefficients | vlb054> SETJY1: / Using (1995.2) VLA or Reynolds (1934-638) coefficients | ||
| vlb054> SETJY1: Appears to have ended successfully | vlb054> SETJY1: Appears to have ended successfully | ||
| - | vlb054> SETJY1: vlb054 | + | vlb054> SETJY1: vlb054 |
| </ | </ | ||
| Line 345: | Line 650: | ||
| eif 1\\ | eif 1\\ | ||
| optype ' '\\ | optype ' '\\ | ||
| - | zerosp | + | zerosp |
| go\\ | go\\ | ||
| bif 2\\ | bif 2\\ | ||
| eif 2\\ | eif 2\\ | ||
| - | zerosp | + | zerosp |
| go\\ | go\\ | ||
| '' | '' | ||
| Line 365: | Line 670: | ||
| < | < | ||
| - | vlb054> SETJY1: Task SETJY (release of 31DEC08) begins | + | vlb054> SETJY1: Task SETJY (release of 31DEC10) begins |
| vlb054> SETJY1: **WARNING: OPCODE=CALC AND FREQID = -1 | vlb054> SETJY1: **WARNING: OPCODE=CALC AND FREQID = -1 | ||
| vlb054> SETJY1: | vlb054> SETJY1: | ||
| - | vlb054> SETJY1: A source model for this calibrator | + | vlb054> SETJY1: A source model for this calibrator |
| - | vlb054> SETJY1: | + | vlb054> SETJY1: |
| - | vlb054> SETJY1: A source model for this calibrator may be available | + | |
| - | vlb054> SETJY1: Use the verb CALDIR to see if there is one | + | |
| vlb054> SETJY1: / Flux calculated using known spectrum | vlb054> SETJY1: / Flux calculated using known spectrum | ||
| vlb054> SETJY1: BIF = 1 EIF = 2 /Range of IFs | vlb054> SETJY1: BIF = 1 EIF = 2 /Range of IFs | ||
| - | vlb054> SETJY1: ' | + | vlb054> SETJY1: ' |
| - | vlb054> SETJY1: ' | + | vlb054> SETJY1: ' |
| vlb054> SETJY1: / Using (1995.2) VLA or Reynolds (1934-638) coefficients | vlb054> SETJY1: / Using (1995.2) VLA or Reynolds (1934-638) coefficients | ||
| vlb054> SETJY1: Appears to have ended successfully | vlb054> SETJY1: Appears to have ended successfully | ||
| - | vlb054> SETJY1: vlb054 | + | vlb054> SETJY1: vlb054 |
| </ | </ | ||
| + | |||
| + | '' | ||
| + | bif 1\\ | ||
| + | eif 1\\ | ||
| + | optype ' '\\ | ||
| + | zerosp 3.2045, 0.0772, -0.1722, 0.0\\ | ||
| + | go\\ | ||
| + | bif 2\\ | ||
| + | eif 2\\ | ||
| + | zerosp 3.0714, 0.0740, -0.1650, 0.0\\ | ||
| + | go\\ | ||
| + | \\ | ||
| + | bif 0\\ | ||
| + | eif 0\\ | ||
| + | '' | ||
| + | |||
| Line 407: | Line 726: | ||
| AIPS 1: Catalog on disk 1 | AIPS 1: Catalog on disk 1 | ||
| AIPS 1: Cat Usid Mapname | AIPS 1: Cat Usid Mapname | ||
| - | AIPS 1: 1 | + | AIPS 1: 1 |
| - | AIPS 1: 2 | + | AIPS 1: 2 |
| - | AIPS 1: 3 | + | AIPS 1: 3 |
| - | AIPS 1: 4 | + | AIPS 1: 4 |
| - | AIPS 1: 5 | + | AIPS 1: 5 |
| - | AIPS 1: | + | AIPS 1: 6 100 19940725 |
| - | AIPS 1: | + | AIPS 1: |
| + | AIPS 1: | ||
| + | AIPS 1: 9 100 19940725 | ||
| + | AIPS 1: | ||
| + | AIPS 1: 11 100 3C48_C | ||
| </ | </ | ||
| - | ==== Convert | + | ==== Convert |
| + | |||
| + | |||
| + | Note: it is possible to change the epoch of the calibration image headers to B1950, but there would remain a small error in the rotation of the coordinate system. | ||
| '' | '' | ||
| - | task 'eposw'\\ | + | task 'uvfix'\\ |
| - | getn 6\\ | + | clron\\ |
| - | eposw\\ | + | outdisk 1\\ |
| - | getn 7\\ | + | shift 0\\ |
| - | eposw\\ | + | uvfixprm 0\\ |
| + | go\\ | ||
| '' | '' | ||
| + | Now fix the index table. | ||
| + | |||
| + | '' | ||
| + | pcat | ||
| + | '' | ||
| + | |||
| + | '' | ||
| + | task ' | ||
| + | getn 12\\ | ||
| + | cparm 0\\ | ||
| + | cparm(3)= -1\\ | ||
| + | bparm 0\\ | ||
| + | go\\ | ||
| + | cparm 0\\ | ||
| + | '' | ||
| ==== Do the actual calibration. | ==== Do the actual calibration. | ||
| Line 435: | Line 778: | ||
| task ' | task ' | ||
| default\\ | default\\ | ||
| - | getn 4\\ | + | getn 12\\ |
| calsour ' | calsour ' | ||
| uvrange 0\\ | uvrange 0\\ | ||
| Line 443: | Line 786: | ||
| minphser 10\\ | minphser 10\\ | ||
| weightit 1\\ | weightit 1\\ | ||
| - | get2n 6\\ | + | get2n 10\\ |
| ncomp 0\\ | ncomp 0\\ | ||
| solmode ' | solmode ' | ||
| Line 460: | Line 803: | ||
| '' | '' | ||
| calsour ' | calsour ' | ||
| - | get2n 7\\ | + | get2n 11\\ |
| go\\ | go\\ | ||
| clrmsg\\ | clrmsg\\ | ||
| Line 492: | Line 835: | ||
| do3col 1\\ | do3col 1\\ | ||
| dotv 1\\ | dotv 1\\ | ||
| + | xinc 1\\ | ||
| nplots 9\\ | nplots 9\\ | ||
| tvinit\\ | tvinit\\ | ||
| Line 509: | Line 853: | ||
| '' | '' | ||
| + | {{: | ||
| ==== Apply the calibration to the phase calibrator ==== | ==== Apply the calibration to the phase calibrator ==== | ||
| Line 527: | Line 872: | ||
| < | < | ||
| - | vlb054> GETJY1: Task GETJY (release of 31DEC08) begins | + | vlb054> GETJY1: Task GETJY (release of 31DEC10) begins |
| + | vlb054> GETJY1: Calibrator robust averaging used 800 of 800 gain samples | ||
| vlb054> GETJY1: | vlb054> GETJY1: | ||
| - | vlb054> GETJY1: 0420+417 | + | vlb054> GETJY1: 0420+417 |
| - | vlb054> GETJY1: | + | vlb054> GETJY1: |
| + | vlb054> GETJY1: | ||
| + | vlb054> GETJY1: 0420+417 | ||
| vlb054> GETJY1: Appears to have ended successfully | vlb054> GETJY1: Appears to have ended successfully | ||
| - | vlb054> GETJY1: vlb054 | + | vlb054> GETJY1: vlb054 |
| </ | </ | ||
| Line 569: | Line 917: | ||
| ===== Have a look at the calibration ===== | ===== Have a look at the calibration ===== | ||
| + | |||
| + | |||
| ==== Plots ==== | ==== Plots ==== | ||
| Line 575: | Line 925: | ||
| '' | '' | ||
| task ' | task ' | ||
| + | source ' | ||
| + | calcode ' '\\ | ||
| + | stokes ' | ||
| + | timer 0\\ | ||
| + | uvrange 0\\ | ||
| + | bif 0\\ | ||
| + | eif 0\\ | ||
| docalib 1\\ | docalib 1\\ | ||
| gainuse 2\\ | gainuse 2\\ | ||
| - | source ' | ||
| - | stokes ' | ||
| - | aparm 0\\ | ||
| bparm 0 1\\ | bparm 0 1\\ | ||
| - | doweight | + | aparm 0\\ |
| - | uvrange 0\\ | + | refant 22\\ |
| + | do3col | ||
| + | dotv 1\\ | ||
| tvinit\\ | tvinit\\ | ||
| go\\ | go\\ | ||
| '' | '' | ||
| + | {{: | ||
| + | Why are the different colored points for the different subbands and polarizations not overlapping? | ||
| + | |||
| + | |||
| + | |||
| + | '' | ||
| + | source ' | ||
| + | tvinit\\ | ||
| + | go\\ | ||
| + | '' | ||
| + | {{: | ||
| + | |||
| + | |||
| + | Again the different colors do not overlap. | ||
| + | |||
| + | |||
| + | '' | ||
| + | source ' | ||
| + | tvinit\\ | ||
| + | go\\ | ||
| + | '' | ||
| + | |||
| + | {{: | ||
| + | |||
| + | But here they do overlap. | ||
| + | |||
| + | |||
| + | '' | ||
| + | source ' | ||
| + | tvinit\\ | ||
| + | go\\ | ||
| + | '' | ||
| + | {{: | ||
| Line 602: | Line 991: | ||
| optype ' | optype ' | ||
| dparm 9,0\\ | dparm 9,0\\ | ||
| + | stokes ' '\\ | ||
| go\\ | go\\ | ||
| '' | '' | ||
| + | |||
| + | |||
| + | Or just look at the PA plot above in the initial UVPLT section. | ||
| ==== Make a backup of calibration values, in case we mess up ==== | ==== Make a backup of calibration values, in case we mess up ==== | ||
| Line 610: | Line 1003: | ||
| task ' | task ' | ||
| clro\\ | clro\\ | ||
| + | outdi 1\\ | ||
| go\\ | go\\ | ||
| '' | '' | ||
| Line 641: | Line 1035: | ||
| < | < | ||
| - | vlb054> PCAL 1: Calibration source | + | vlb054> PCAL 1: Calibration source |
| - | vlb054> PCAL 1: | + | vlb054> PCAL 1: |
| - | vlb054> PCAL 1: Pol. inten. = 0.03905 +/- 0.000150 | + | vlb054> PCAL 1: Pol. inten. = 0.06906 +/- 0.000124 |
| - | vlb054> | + | vlb054> PCAL 1: |
| - | vlb054> PCAL 1: 0420+417 | + | vlb054> PCAL 1: 0420+417 |
| - | vlb054> | + | vlb054> PCAL 1: Calibration source |
| - | vlb054> PCAL 1: Calibration source | + | vlb054> PCAL 1: |
| - | vlb054> PCAL 1: | + | vlb054> PCAL 1: Pol. inten. = 0.06922 +/- 0.000163 |
| - | vlb054> PCAL 1: Pol. inten. = 0.03519 +/- 0.000161 | + | vlb054> PCAL 1: |
| - | vlb054> | + | vlb054> PCAL 1: 0420+417 |
| - | vlb054> PCAL 1: 0420+417 | + | |
| - | vlb054> | + | |
| </ | </ | ||
| Line 664: | Line 1056: | ||
| timer 0\\ | timer 0\\ | ||
| antenna 0\\ | antenna 0\\ | ||
| - | uvrange 0,45\\ | + | uvrange 0\\ |
| docalib 1\\ | docalib 1\\ | ||
| gainuse 2\\ | gainuse 2\\ | ||
| Line 673: | Line 1065: | ||
| < | < | ||
| - | Ampscalar average of matrix | + | Ampscalar average of matrix |
| - | Ampscalar average of matrix | + | Ampscalar average of matrix |
| </ | </ | ||
| Line 683: | Line 1075: | ||
| < | < | ||
| - | AIPS 1: RLDIF: | + | AIPS 1: RLDIF: |
| AIPS 1: Adverbs | AIPS 1: Adverbs | ||
| AIPS 1: ---------------------------------------------------------------- | AIPS 1: ---------------------------------------------------------------- | ||
| - | AIPS 1: CLCORPRM | + | AIPS 1: CLCORPRM |
| AIPS 1: *rest 0 | AIPS 1: *rest 0 | ||
| </ | </ | ||
| Line 697: | Line 1089: | ||
| task ' | task ' | ||
| clro\\ | clro\\ | ||
| + | outdi 1\\ | ||
| go\\ | go\\ | ||
| '' | '' | ||
| Line 705: | Line 1098: | ||
| http:// | http:// | ||
| - | Correct number is -21.71 | + | Correct number is -22.98 |
| Line 711: | Line 1104: | ||
| '' | '' | ||
| - | for i=1 to 2;clcorp(i) = -21.71 - clcorp(i); | + | for i=1 to 2;clcorp(i) = -22.98 - clcorp(i); |
| '' | '' | ||
| Line 738: | Line 1131: | ||
| timer 0\\ | timer 0\\ | ||
| antenna 0\\ | antenna 0\\ | ||
| - | uvrange 0,45\\ | + | uvrange 0\\ |
| docalib 1\\ | docalib 1\\ | ||
| gainuse 3\\ | gainuse 3\\ | ||
| Line 756: | Line 1149: | ||
| AIPS 1: Adverbs | AIPS 1: Adverbs | ||
| AIPS 1: ---------------------------------------------------------------- | AIPS 1: ---------------------------------------------------------------- | ||
| - | AIPS 1: CLCORPRM | + | AIPS 1: CLCORPRM |
| AIPS 1: *rest 0 | AIPS 1: *rest 0 | ||
| </ | </ | ||
| + | |||
| + | ==== Save the tables again ==== | ||
| + | '' | ||
| + | task ' | ||
| + | clro\\ | ||
| + | outdi 1\\ | ||
| + | go\\ | ||
| + | '' | ||
| - | ############### | ||
| ===== Now start with the smaller array data. Load it in ===== | ===== Now start with the smaller array data. Load it in ===== | ||
| + | |||
| + | (Actually, in the 2010 Nov 16 version of these instructions, | ||
| + | |||
| ==== FILLM ==== | ==== FILLM ==== | ||
| Line 794: | Line 1197: | ||
| AIPS 1: Catalog on disk 1 | AIPS 1: Catalog on disk 1 | ||
| AIPS 1: Cat Usid Mapname | AIPS 1: Cat Usid Mapname | ||
| - | AIPS 1: 1 | + | AIPS 1: 1 |
| - | AIPS 1: 2 | + | AIPS 1: 2 |
| - | AIPS 1: 3 | + | AIPS 1: 3 |
| - | AIPS 1: 4 | + | AIPS 1: 4 |
| - | AIPS 1: 5 | + | AIPS 1: 5 |
| - | AIPS 1: 6 | + | AIPS 1: 6 |
| - | AIPS 1: 7 | + | AIPS 1: 7 |
| - | AIPS 1: 8 | + | AIPS 1: 8 |
| - | AIPS 1: 9 | + | AIPS 1: 9 |
| - | AIPS 1: | + | AIPS 1: |
| - | AIPS 1: | + | AIPS 1: |
| - | AIPS 1: | + | AIPS 1: |
| - | AIPS 1: | + | AIPS 1: |
| </ | </ | ||
| - | ==== Makre sure we have the right one ==== | + | ==== Make sure we have the right one ==== |
| '' | '' | ||
| - | getn 13\\ | + | getn 9\\ |
| imhe\\ | imhe\\ | ||
| '' | '' | ||
| Line 824: | Line 1227: | ||
| task ' | task ' | ||
| default\\ | default\\ | ||
| - | getn 13\\ | + | getn 9\\ |
| optype ' | optype ' | ||
| doweight 1\\ | doweight 1\\ | ||
| Line 831: | Line 1234: | ||
| < | < | ||
| - | | + | |
| - | File = 19941103 | + | File = 19940725 |
| - | Freq = | + | Freq = |
| Scan summary listing | Scan summary listing | ||
| Scan Source | Scan Source | ||
| - | 1 0134+329 | + | 1 0134+329 |
| - | 2 0420+417 | + | 2 0134+329 |
| - | 3 0518+165 | + | |
| - | | + | 4 0053-016 |
| - | 5 0420+417 | + | 5 0053-015 |
| - | 6 0420+417 | + | 6 0056-001 |
| - | 7 3C129 : | + | 7 0053-016 |
| - | 8 0420+417 | + | 8 0053-015 |
| - | 9 3C129 : | + | 9 0056-001 |
| - | | + | 10 0053-016 |
| + | 11 0053-015 | ||
| + | 12 0056-001 | ||
| + | 13 0053-016 | ||
| + | 14 0053-015 | ||
| + | 15 0056-001 | ||
| + | 16 0053-016 : 0002 1101/06:55:34 - 101/ | ||
| + | 17 0053-015 | ||
| + | 18 0056-001 | ||
| + | | ||
| + | 20 0518+165 | ||
| + | 21 3C129 : 0002 1101/08:02:45 - 101/08:17:55 1 | ||
| + | | ||
| + | 23 0420+417 | ||
| + | | ||
| + | | ||
| + | | ||
| + | | ||
| + | Type Q to stop, just hit RETURN to continue | ||
| + | |||
| + | | ||
| + | File = 19940725 | ||
| Source summary | Source summary | ||
| Line 852: | Line 1276: | ||
| ID Source | ID Source | ||
| - | 1 0134+329 | + | 1 0134+329 |
| IF( 2) | IF( 2) | ||
| - | | + | |
| IF( 2) | IF( 2) | ||
| - | | + | |
| IF( 2) | IF( 2) | ||
| - | 4 3C129 : | + | |
| + | IF( 2) | ||
| + | 5 0420+417 | ||
| + | IF( 2) | ||
| + | 6 0518+165 | ||
| + | IF( 2) | ||
| + | | ||
| IF( 2) | IF( 2) | ||
| ID Source | ID Source | ||
| - | 1 All Sources | + | 1 All Sources |
| - | | + | |
| Frequency Table summary | Frequency Table summary | ||
| FQID IF# Freq(GHz) | FQID IF# Freq(GHz) | ||
| - | | + | |
| - | | + | |
| - | AIPS 1: Resumes | + | |
| </ | </ | ||
| Line 912: | Line 1340: | ||
| - | ===== Flag some bad data. Just run the commands and think about this later. ===== | ||
| - | |||
| - | '' | ||
| - | task ' | ||
| - | default\\ | ||
| - | dohist 1\\ | ||
| - | getn 13\\ | ||
| - | antenna 0\\ | ||
| - | basel 0\\ | ||
| - | timer 0 0 0 0 0 4 8 0\\ | ||
| - | stokes ' '\\ | ||
| - | opcode ' | ||
| - | reason 'bad scan' | ||
| - | outfgver 1\\ | ||
| - | go\\ | ||
| - | timer 0 8 18 0 0 8 30 0\\ | ||
| - | go\\ | ||
| - | antenna 0\\ | ||
| - | timer 0 9 10 0 0 9 15 0\\ | ||
| - | go\\ | ||
| - | reason 'bad ant\\ | ||
| - | antenna 4,0\\ | ||
| - | timer 0\\ | ||
| - | '' | ||
| ===== Check out some properties of the raw data ===== | ===== Check out some properties of the raw data ===== | ||
| Line 955: | Line 1359: | ||
| gainuse 1\\ | gainuse 1\\ | ||
| bparm 0 1\\ | bparm 0 1\\ | ||
| + | aparm 0\\ | ||
| + | refant 3\\ | ||
| + | antennas 0\\ | ||
| do3col 1\\ | do3col 1\\ | ||
| dotv 1\\ | dotv 1\\ | ||
| + | tvinit\\ | ||
| + | go\\ | ||
| + | source ' | ||
| tvinit\\ | tvinit\\ | ||
| go\\ | go\\ | ||
| Line 967: | Line 1377: | ||
| bparm 6 7\\ | bparm 6 7\\ | ||
| source ' | source ' | ||
| + | tvinit\\ | ||
| + | go\\ | ||
| + | source ' | ||
| tvinit\\ | tvinit\\ | ||
| go\\ | go\\ | ||
| Line 989: | Line 1402: | ||
| antenna 4,0\\ | antenna 4,0\\ | ||
| basel 0\\ | basel 0\\ | ||
| - | sources ' '\\ | + | sources |
| calcode ' | calcode ' | ||
| bif 0\\ | bif 0\\ | ||
| Line 997: | Line 1410: | ||
| dparm 0\\ | dparm 0\\ | ||
| go\\ | go\\ | ||
| + | \\ | ||
| + | dparm 1 0\\ | ||
| + | go\\ | ||
| + | dparm 0\\ | ||
| + | |||
| '' | '' | ||
| + | |||
| + | |||
| + | |||
| + | |||
| + | |||
| + | |||
| + | |||
| + | ===== Flag some bad data. Just run the commands and think about this later. ===== | ||
| + | |||
| + | |||
| + | '' | ||
| + | task ' | ||
| + | reason ' | ||
| + | sources ' '\\ | ||
| + | calcode ' '\\ | ||
| + | stokes ' '\\ | ||
| + | timer 0\\ | ||
| + | antenna 0\\ | ||
| + | flagver 1\\ | ||
| + | opcode ' | ||
| + | basel 0\\ | ||
| + | bif 0\\ | ||
| + | eif 0\\ | ||
| + | aparm 0\\ | ||
| + | aparm(2) 22.5/60\\ | ||
| + | go\\ | ||
| + | '' | ||
| + | |||
| + | '' | ||
| + | task ' | ||
| + | default\\ | ||
| + | dohist 1\\ | ||
| + | getn 9\\ | ||
| + | antenna 0\\ | ||
| + | basel 0\\ | ||
| + | timer 101 4 3 50 101 4 4 20\\ | ||
| + | stokes ' '\\ | ||
| + | bif 0\\ | ||
| + | eif 0\\ | ||
| + | opcode ' | ||
| + | reason ' | ||
| + | outfgver 1\\ | ||
| + | go\\ | ||
| + | timer 0\\ | ||
| + | bif 0\\ | ||
| + | eif 0\\ | ||
| + | antenna 0\\ | ||
| + | '' | ||
| + | |||
| ===== Begin the calibration ===== | ===== Begin the calibration ===== | ||
| ==== Apply the flux densities for the known calibrators ==== | ==== Apply the flux densities for the known calibrators ==== | ||
| - | |||
| Line 1009: | Line 1475: | ||
| task ' | task ' | ||
| default\\ | default\\ | ||
| - | getn 13\\ | + | getn 9\\ |
| source ' | source ' | ||
| bif 0\\ | bif 0\\ | ||
| eif 0\\ | eif 0\\ | ||
| optype ' | optype ' | ||
| - | aparm(2) | + | aparm(2) |
| go\\ | go\\ | ||
| '' | '' | ||
| Line 1020: | Line 1486: | ||
| < | < | ||
| + | vlb054> SETJY1: Task SETJY (release of 31DEC10) begins | ||
| + | vlb054> SETJY1: **WARNING: OPCODE=CALC AND FREQID = -1 | ||
| + | vlb054> SETJY1: | ||
| + | vlb054> SETJY1: A source model for this calibrator is available | ||
| + | vlb054> SETJY1: Consult the help file for CALRD for assistance | ||
| + | vlb054> SETJY1: / Flux calculated using known spectrum | ||
| vlb054> SETJY1: BIF = 1 EIF = 2 /Range of IFs | vlb054> SETJY1: BIF = 1 EIF = 2 /Range of IFs | ||
| - | vlb054> SETJY1: ' | + | vlb054> SETJY1: ' |
| - | vlb054> SETJY1: ' | + | vlb054> SETJY1: ' |
| vlb054> SETJY1: / Using (1995.2) VLA or Reynolds (1934-638) coefficients | vlb054> SETJY1: / Using (1995.2) VLA or Reynolds (1934-638) coefficients | ||
| + | vlb054> SETJY1: Appears to have ended successfully | ||
| + | vlb054> SETJY1: vlb054 | ||
| </ | </ | ||
| - | |||
| '' | '' | ||
| Line 1031: | Line 1504: | ||
| eif 1\\ | eif 1\\ | ||
| optype ' '\\ | optype ' '\\ | ||
| - | zerosp | + | zerosp |
| go\\ | go\\ | ||
| bif 2\\ | bif 2\\ | ||
| eif 2\\ | eif 2\\ | ||
| - | zerosp | + | zerosp |
| go\\ | go\\ | ||
| '' | '' | ||
| Line 1046: | Line 1519: | ||
| zerosp 0\\ | zerosp 0\\ | ||
| optype ' | optype ' | ||
| + | source = ' | ||
| + | go | ||
| + | '' | ||
| + | |||
| + | < | ||
| + | vlb054> SETJY1: Task SETJY (release of 31DEC10) begins | ||
| + | vlb054> SETJY1: **WARNING: OPCODE=CALC AND FREQID = -1 | ||
| + | vlb054> SETJY1: | ||
| + | vlb054> SETJY1: A source model for this calibrator is available | ||
| + | vlb054> SETJY1: Consult the help file for CALRD for assistance | ||
| + | vlb054> SETJY1: / Flux calculated using known spectrum | ||
| + | vlb054> SETJY1: BIF = 1 EIF = 2 /Range of IFs | ||
| + | vlb054> SETJY1: ' | ||
| + | vlb054> SETJY1: ' | ||
| + | vlb054> SETJY1: / Using (1995.2) VLA or Reynolds (1934-638) coefficients | ||
| + | vlb054> SETJY1: Appears to have ended successfully | ||
| + | vlb054> SETJY1: vlb054 | ||
| + | </ | ||
| + | |||
| + | |||
| + | '' | ||
| + | bif 1\\ | ||
| + | eif 1\\ | ||
| + | optype ' '\\ | ||
| + | zerosp 3.2045, 0.0772, -0.1722, 0.0 | ||
| + | go\\ | ||
| + | bif 2\\ | ||
| + | eif 2\\ | ||
| + | zerosp 3.0714, 0.0740, -0.1650, 0.0 | ||
| + | go\\ | ||
| + | \\ | ||
| + | bif 0\\ | ||
| + | eif 0\\ | ||
| + | '' | ||
| + | |||
| + | |||
| + | |||
| + | |||
| + | ==== Convert the (u,v) data to the epoch of the calibration images ==== | ||
| + | |||
| + | |||
| + | Note: it is possible to change the epoch of the calibration image headers to B1950, but there would remain a small error in the rotation of the coordinate system. | ||
| + | |||
| + | |||
| + | '' | ||
| + | task ' | ||
| + | clron\\ | ||
| + | outdisk 1\\ | ||
| + | shift 0\\ | ||
| + | uvfixprm 0\\ | ||
| + | go\\ | ||
| + | '' | ||
| + | |||
| + | Now fix the index table. | ||
| + | |||
| + | '' | ||
| + | pcat | ||
| + | '' | ||
| + | |||
| + | '' | ||
| + | task ' | ||
| + | getn 16\\ | ||
| + | cparm 0\\ | ||
| + | cparm(3)= -1\\ | ||
| + | bparm 0\\ | ||
| + | go\\ | ||
| + | cparm 0\\ | ||
| '' | '' | ||
| Line 1054: | Line 1594: | ||
| task ' | task ' | ||
| default\\ | default\\ | ||
| - | getn 13\\ | + | getn 16\\ |
| calsour ' | calsour ' | ||
| uvrange 0\\ | uvrange 0\\ | ||
| antenna 0\\ | antenna 0\\ | ||
| - | refant | + | refant |
| minamper 10\\ | minamper 10\\ | ||
| minphser 10\\ | minphser 10\\ | ||
| weightit 1\\ | weightit 1\\ | ||
| - | get2n 6\\ | + | get2n 10\\ |
| ncomp 0\\ | ncomp 0\\ | ||
| solmode ' | solmode ' | ||
| aparm(6) 2\\ | aparm(6) 2\\ | ||
| - | solint | + | solint |
| solsub 2\\ | solsub 2\\ | ||
| cparm(3) 10\\ | cparm(3) 10\\ | ||
| Line 1073: | Line 1613: | ||
| clrmsg\\ | clrmsg\\ | ||
| '' | '' | ||
| + | |||
| + | ==== Calibrate 3C48 ==== | ||
| + | |||
| + | '' | ||
| + | get2n 11\\ | ||
| + | calsour ' | ||
| + | solint 1\\ | ||
| + | uvrange 0\\ | ||
| + | go\\ | ||
| + | clrmsg\\ | ||
| + | '' | ||
| + | |||
| ==== Calibrate the phase calibrator ==== | ==== Calibrate the phase calibrator ==== | ||
| + | |||
| + | In this step we will try to get an amplitude calibration of the phase calibrator. | ||
| + | |||
| '' | '' | ||
| clr2n\\ | clr2n\\ | ||
| calsour ' | calsour ' | ||
| - | solint | + | solint |
| uvrange 0\\ | uvrange 0\\ | ||
| + | timer 101 0 0 0 101 8 0 0\\ | ||
| go\\ | go\\ | ||
| clrmsg\\ | clrmsg\\ | ||
| '' | '' | ||
| + | |||
| ==== Check the results ==== | ==== Check the results ==== | ||
| Line 1106: | Line 1663: | ||
| go\\ | go\\ | ||
| inver 2\\ | inver 2\\ | ||
| + | optype ' | ||
| + | go\\ | ||
| + | optype ' | ||
| + | go\\ | ||
| + | inver 3\\ | ||
| optype ' | optype ' | ||
| go\\ | go\\ | ||
| Line 1119: | Line 1681: | ||
| task ' | task ' | ||
| sources ' | sources ' | ||
| - | calsour ' | + | calsour ' |
| calcode ' '\\ | calcode ' '\\ | ||
| bif 0\\ | bif 0\\ | ||
| Line 1131: | Line 1693: | ||
| < | < | ||
| - | vlb054> GETJY1: Task GETJY (release of 31DEC08) begins\\ | + | vlb054> GETJY1: Task GETJY (release of 31DEC10) begins |
| + | vlb054> GETJY1: Calibrator robust averaging used 818 of 818 gain samples | ||
| vlb054> GETJY1: | vlb054> GETJY1: | ||
| - | vlb054> GETJY1: 0420+417 | + | vlb054> GETJY1: 0420+417 |
| - | vlb054> GETJY1: | + | vlb054> GETJY1: |
| + | vlb054> GETJY1: | ||
| + | vlb054> GETJY1: 0420+417 | ||
| vlb054> GETJY1: Appears to have ended successfully | vlb054> GETJY1: Appears to have ended successfully | ||
| - | vlb054> GETJY1: vlb054 | + | vlb054> GETJY1: vlb054 |
| </ | </ | ||
| Line 1142: | Line 1707: | ||
| ==== Redo the phase calibrator calibration ==== | ==== Redo the phase calibrator calibration ==== | ||
| - | Now that we know the flux density of the phase calibrator, run through its calibration again, just to be sure AIPS doesn' | + | Now that we know the flux density of the phase calibrator, run through its calibration again, just to be sure AIPS doesn' |
| Line 1148: | Line 1713: | ||
| '' | '' | ||
| inext ' | inext ' | ||
| - | inver 2\\ | + | inver 3\\ |
| extdest\\ | extdest\\ | ||
| inver 0\\ | inver 0\\ | ||
| tget calib\\ | tget calib\\ | ||
| + | timer 0\\ | ||
| go\\ | go\\ | ||
| clrmsg\\ | clrmsg\\ | ||
| Line 1161: | Line 1727: | ||
| '' | '' | ||
| task ' | task ' | ||
| - | sources ' | + | sources ' |
| - | calsour ' | + | calsour ' |
| opcode ' | opcode ' | ||
| gainver 1\\ | gainver 1\\ | ||
| gainuse 2\\ | gainuse 2\\ | ||
| - | refant | + | refant |
| interp ' | interp ' | ||
| doblank 1\\ | doblank 1\\ | ||
| go\\ | go\\ | ||
| '' | '' | ||
| + | |||
| ===== Check the results ===== | ===== Check the results ===== | ||
| Line 1215: | Line 1782: | ||
| task ' | task ' | ||
| clro\\ | clro\\ | ||
| + | outdi 1\\ | ||
| go\\ | go\\ | ||
| '' | '' | ||
| + | |||
| ==== Run the polarization calibration on the phase calibrator ==== | ==== Run the polarization calibration on the phase calibrator ==== | ||
| Line 1226: | Line 1795: | ||
| timer 0\\ | timer 0\\ | ||
| antenna 0\\ | antenna 0\\ | ||
| - | uvrange 0\\ | + | uvrange |
| bif 0\\ | bif 0\\ | ||
| eif 0\\ | eif 0\\ | ||
| Line 1236: | Line 1805: | ||
| soltype ' | soltype ' | ||
| prtlev 1\\ | prtlev 1\\ | ||
| - | refant | + | refant |
| bparm 0\\ | bparm 0\\ | ||
| cparm 0\\ | cparm 0\\ | ||
| Line 1245: | Line 1814: | ||
| < | < | ||
| - | vlb054> PCAL 1: Calibration source | + | vlb054> PCAL 1: Calibration source |
| - | vlb054> PCAL 1: | + | vlb054> PCAL 1: |
| - | vlb054> PCAL 1: Pol. inten. = 0.04727 +/- 0.000386 | + | vlb054> PCAL 1: Pol. inten. = 0.08905 +/- 0.000758 |
| - | vlb054> | + | vlb054> PCAL 1: |
| - | vlb054> PCAL 1: 0420+417 | + | vlb054> PCAL 1: 0420+417 |
| - | vlb054> | + | vlb054> PCAL 1: Calibration source |
| - | vlb054> PCAL 1: Calibration source | + | vlb054> PCAL 1: |
| - | vlb054> PCAL 1: | + | vlb054> PCAL 1: Pol. inten. = 0.09068 +/- 0.000988 |
| - | vlb054> PCAL 1: Pol. inten. = 0.04385 +/- 0.000392 | + | vlb054> PCAL 1: |
| - | vlb054> | + | vlb054> PCAL 1: 0420+417 |
| - | vlb054> PCAL 1: 0420+417 | + | |
| - | vlb054> | + | |
| </ | </ | ||
| Line 1268: | Line 1835: | ||
| timer 0\\ | timer 0\\ | ||
| antenna 0\\ | antenna 0\\ | ||
| - | uvrange 0,45\\ | + | uvrange 0\\ |
| docalib 1\\ | docalib 1\\ | ||
| gainuse 2\\ | gainuse 2\\ | ||
| Line 1285: | Line 1852: | ||
| AIPS 1: Adverbs | AIPS 1: Adverbs | ||
| AIPS 1: ---------------------------------------------------------------- | AIPS 1: ---------------------------------------------------------------- | ||
| - | AIPS 1: CLCORPRM | + | AIPS 1: CLCORPRM |
| AIPS 1: *rest 0 | AIPS 1: *rest 0 | ||
| </ | </ | ||
| Line 1294: | Line 1861: | ||
| task ' | task ' | ||
| clro\\ | clro\\ | ||
| + | outdi 1\\ | ||
| go\\ | go\\ | ||
| '' | '' | ||
| Line 1303: | Line 1871: | ||
| http:// | http:// | ||
| - | Correct number is -21.71 | + | Correct number is -22.98 |
| Line 1309: | Line 1877: | ||
| '' | '' | ||
| - | for i=1 to 2;clcorp(i) = -21.71 - clcorp(i); | + | for i=1 to 2;clcorp(i) = -22.98 - clcorp(i); |
| '' | '' | ||
| + | |||
| ==== Apply the corrections ==== | ==== Apply the corrections ==== | ||
| Line 1336: | Line 1905: | ||
| timer 0\\ | timer 0\\ | ||
| antenna 0\\ | antenna 0\\ | ||
| - | uvrange 0,45\\ | + | uvrange 0\\ |
| docalib 1\\ | docalib 1\\ | ||
| gainuse 3\\ | gainuse 3\\ | ||
| Line 1365: | Line 1934: | ||
| ########################## | ########################## | ||
| + | |||
| ===== Work on just the target data now ===== | ===== Work on just the target data now ===== | ||
| Line 1375: | Line 1945: | ||
| '' | '' | ||
| task ' | task ' | ||
| - | getn 4\\ | + | getn 12\\ |
| - | source ' | + | source |
| timer 0\\ | timer 0\\ | ||
| bif 0\\ | bif 0\\ | ||
| Line 1387: | Line 1957: | ||
| aparm 0\\ | aparm 0\\ | ||
| go\\ | go\\ | ||
| - | getn 13\\ | + | getn 16\\ |
| go\\ | go\\ | ||
| clrmsg\\ | clrmsg\\ | ||
| Line 1430: | Line 2000: | ||
| '' | '' | ||
| task ' | task ' | ||
| - | getn 16\\ | + | getn 20\\ |
| - | get2n 17\\ | + | get2n 26\\ |
| go\\ | go\\ | ||
| pcat\\ | pcat\\ | ||
| Line 1438: | Line 2008: | ||
| < | < | ||
| - | AIPS 1: 18 101 3C129 | + | AIPS 1: 27 100 3C129 |
| </ | </ | ||
| + | |||
| ===== Imaging ===== | ===== Imaging ===== | ||
| Line 1450: | Line 2021: | ||
| '' | '' | ||
| task ' | task ' | ||
| - | getn 18\\ | + | default\\ |
| + | getn 27\\ | ||
| stokes ' | stokes ' | ||
| dopol 0\\ | dopol 0\\ | ||
| - | cellsize 0.25,0.25\\ | + | cellsize 0.15,0.15\\ |
| imsize 2048,2048\\ | imsize 2048,2048\\ | ||
| clr2n\\ | clr2n\\ | ||
| Line 1461: | Line 2033: | ||
| niter 20000\\ | niter 20000\\ | ||
| overlap 1\\ | overlap 1\\ | ||
| + | dotv 1\\ | ||
| go\\ | go\\ | ||
| clrmsg\\ | clrmsg\\ | ||
| Line 1473: | Line 2046: | ||
| clrmsg\\ | clrmsg\\ | ||
| '' | '' | ||
| + | |||
| + | |||
| ==== Check where the files went ==== | ==== Check where the files went ==== | ||