Browse Home Browse: Examples Help


To find all x-ray observations available for 3c273:

  • Start on the main search page.
  • Enter "3c273" in the "Object Name or Coordinates" box.
  • Check the boxes beside the "Recent X-Ray Missions" and "Past X-Ray Missions" sections to select all the x-ray missions.
  • Click "Start Search".

To find all RXTE observations of sco x-1 during January of 1999:

  • Start on the main search page.
  • Enter "sco x-1" in the "Object Name or Coordinates" box.
  • Enter "1999-01-01 .. 1999-01-31" in the "Observation Dates" box.
  • Check the box beside RXTE.
  • Click "Start Search"

To query a list of objects or coordinates:

  • On any form with a "Object Name or Coordinates" entry box, enter all the coordinates and object names with semicolons (;) separating them.

To get the query results in a plain text table:

  • If you are on a page where you are entering query parameters, look for an option labeled "Output Format". Change the format to "Text Table" and submit your query.
  • If you are already viewing your results, you can change the display format to a text table by clicking the "Redisplay" button at the top of the results page.

To get all rows of a table without doing a search:

  • (If you want the table in plain text, pipe-delimited format, you can use the simpler method discussed next.)
  • Start on the main search page.
  • Choose one or more missions or tables.
  • Click "More Options".
  • If more than one table is found, a page will be displayed where you will need to choose tables.
  • Select tables by clicking the checkboxes before each table.
  • Click "Specify Additional Parameters".
  • A new page will be displayed where you could enter parameter search criteria. If you want to get all the rows, don't change any defaults here.
  • Change the "Limit Results to" menu selection to "No Limit" or as many rows as you would like.
  • Click "Start Search".

To download an entire table:

  • Start on the catalog index page.
  • Find the table you are interested in. Click on the link on the number of table rows to download the table in an ascii file.

To choose individual columns to be displayed:

  • Start on the main search page.
  • Choose one or more missions or tables.
  • Click "More Options".
  • If more than one table is found, a page will be displayed where you will need to choose a table. If you choose more than one, you will lose the ability to select which columns will be displayed.
  • Click "Specify Additional Parameters".
  • A new page is displayed showing all the available columns for the table. The first column is a checkbox that determines if the column will be shown.
  • Check or uncheck columns.
  • Set any query parameters you wish.
  • Click "Start Search".

To search by keyword in abstracts:

  • Start on the main search page.
  • Choose one or more missions or tables.
  • Uncheck all table types except "Proposals, abstracts, and schedules".
  • Click "More Options".
  • If more than one table is found, a page will be displayed where you will need to choose a table. Choose one that mentions abstracts in the name, unless you already know that a table has abstracts.
  • Click "Specify Additional Parameters".
  • A new page is displayed showing all the available columns for the table.
  • Make sure the checkbox in the leftmost column for the abstract row is on.
  • Change the operator to "=" or "!=", and enter a search term in the left text box. You can use '*' or '%' as a multi-character wildcard. There is an automatic wildcard added to the end so you can just enter a partial keyword.
  • Click "Start Search".

To see all the columns for a row in the results:

  • If you have not yet submitted your query, look for an option labeled "Show All Parameters" and check that box. Then submit the query. All columns will be displayed for all rows in the results.
  • If you are already looking at the results of a query and want to see all the columns for one row, you can do so by clicking the Display all parameters icon.
  • If you are already looking at the results of a query and want to see all the columns for several rows, you can do so by checking the boxes at the beginning of each row of interest, then click the "Display" button after the table.

To get data products:

  • When you are viewing the results of a query, if data products are available they are listed after each results table.
  • Click the checkbox beside each row in the results for which you want data products.
  • Click the "Preview and Retrieve" button to see a list of all the data products available for the selected results rows.
  • A new page will display showing all the available data products.
  • To preview or download individual data products, click on the link to the product's name.
  • To download many or all of the data products, select the products you want by checking the boxes to the left of each one, then click "TAR selected products".
  • A new page will display with a link to your tarfile.
  • If you wish to skip the preview page, you can click the "Retrieve" button on the results page.

To cross-correlate two tables:

  • Start on the Cross-Correlation page.
  • Choose the primary table.
  • Choose the secondary table.
  • Choose whether to correlate on radius, time, or both, and choose values for radius and time deltas (or leave the default).
  • Click "Begin Search".

To cross-correlate results against another table:

  • When you are viewing the results of a query, you can cross-correlate them with another table by clicking the "Cross-Correlate" button at the bottom of the table of results. All displayed rows are included in the cross-correlation - clicking the checkboxes by each row has no effect.
  • A new page will display - choose the table to correlate with.
  • Choose whether to correlate on radius, time, or both, and choose values for radius and time deltas (or leave the default).
  • Click "Begin Search".

To plot results:

  • When you are viewing the results of a query, you can plot any numerical column against any other numerical column by clicking the "Plot" button at the bottom of the table of results. All displayed rows are included in the plot - clicking the checkboxes by each row has no effect.
  • A new page will display with a plot form.
  • Change the defaults if desired - the default is a scatter plot of ra vs dec.
  • Click "Plot" to view the plot. Clicking "Plot Options" will bring you back to the plot form.

Page maintainer: Browse Software Development Team
Last updated: Monday, 16-Dec-2002 13:03:52 EST.


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Last modified: Monday, 16-Dec-2002 13:03:52 EST

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