Versions Compared

Old Version 24

changes.mady.by.user Rick White

Saved on

compared with

New Version 25

changes.mady.by.user Rick White

Saved on

Key

  • This line was added.
  • This line was removed.
  • Formatting was changed.

...

  1. Follow the File Upload Form link in the upper right corner of the simple web form to cross-match a list of positions with the catalog.
  2. Use the VO Cone Search interface in a script to query many positions.  This is easily accomplished, e.g., in Python.  Note that it is possible to get results back from this interface in a variety of formats, not just in VOTable format. See the documentation for more information.
  3. Large cross-matches can be carried out in Casjobs.  These queries can be customized to extract only the columns of interest and to apply constraints based on additional catalog information (e.g., to require that the object be detected in a particular filter).  One of the SQL query examples in Casjobs shows how to do a cross-match.  Login to Casjobs, go to the Query page, select the PanSTARRS_DR1 context, and click the Samples button (just below the context menu).  The PS1 crossmatch query does a cross-match with one of your MyDB tables: 

...