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public:lta_new [2018-07-10 12:44] – [How to find data in the archive] Marco Iacobelli | public:lta_new [2018-07-10 15:11] (current) – [Release Notes] Reinoud Bokhorst | ||
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^ Release ^ Description ^ | ^ Release ^ Description ^ | ||
- | | July 2018 | 1) All data is now searchable, not only released data or data of projects you're a member of. Note that for downloading data (staging) the proprietary restrictions still apply. \\ 2) All projects can now be selected by all users, not only by project members. This provides the means to filter data based on project.\\ 3) The user interface has been changed to improve user friendliness. Key points are a more intuitive menu structure, improved project selection/ | + | | July 2018 | 1) All data is now searchable, not only released data or data of projects you're a member of. Note that for downloading data (staging) the proprietary restrictions still apply. \\ 2) All projects can now be selected by all users, not only by project members. This provides the means to filter data based on project.\\ 3) The user interface has been changed to improve user friendliness. Key points are a more intuitive menu structure, improved project selection/ |
====== Public vs Proprietary data ====== | ====== Public vs Proprietary data ====== | ||
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A search in the LTA catalogue can be initiated by clicking on the SEARCH DATA button on the menu. At this point a default basic search is setup, where users can select the data product type of interest and perform a cone search. An advanced search mode, with more advanced parameters per data type, can also be selected by clicking on the drop menu on the left side. | A search in the LTA catalogue can be initiated by clicking on the SEARCH DATA button on the menu. At this point a default basic search is setup, where users can select the data product type of interest and perform a cone search. An advanced search mode, with more advanced parameters per data type, can also be selected by clicking on the drop menu on the left side. | ||
- | A " | + | A " |
* Click on the project name to view the project details and eventually select it. | * Click on the project name to view the project details and eventually select it. | ||
* Use the ' | * Use the ' | ||
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=== Finding Data === | === Finding Data === | ||
- | {{:public:lta_observations_2017.png?900|}} | + | {{:public:lta_observations_2018.png?900|}} |
Depending on the search parameters, e.g., which data products were requested (observation, | Depending on the search parameters, e.g., which data products were requested (observation, | ||
- | - select observations/ | + | - select observations/ |
- select observations and "show pipelines" | - select observations and "show pipelines" | ||
- select observations/ | - select observations/ | ||
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Once you have a list of dataproducts, | Once you have a list of dataproducts, | ||
- | {{: | + | {{: |
The LOFAR Archive stores data on magnetic tape. This means that it cannot be downloaded right away, but has to be copied from tape to disk first. This process is called ' | The LOFAR Archive stores data on magnetic tape. This means that it cannot be downloaded right away, but has to be copied from tape to disk first. This process is called ' | ||
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When you have made your selection of files, click on //stage//. This shows you the following message. It means that a request has been sent to the LTA staging service to start retrieving the requested files from the tape and make them available on disk. You will get a confirmation e-mail, to acknowledge that your staging request was received and the process was queued. When the files are staged, you will get a notification email informing you that your data are ready for retrieval. | When you have made your selection of files, click on //stage//. This shows you the following message. It means that a request has been sent to the LTA staging service to start retrieving the requested files from the tape and make them available on disk. You will get a confirmation e-mail, to acknowledge that your staging request was received and the process was queued. When the files are staged, you will get a notification email informing you that your data are ready for retrieval. | ||
- | {{:public:lta_howto3.png|}} | + | {{:public:lta_howto_3.png?900|}} |
The e-mail that you get when the staging on disk is complete gives you a list of files and has several attachments. Amongst them are two files '' | The e-mail that you get when the staging on disk is complete gives you a list of files and has several attachments. Amongst them are two files '' |