Swift BAT 58-Month Hard X-ray Survey: History of Changes
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19 Mar 2012
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- Updated to use site includes with new look and feel

15 Jun 2011
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- An error has been fixed in the reported 58-month luminosities in 
  column 16.  Previously, they were a factor of ten too high due to
  a typo in the processing script.


31 Jan 2011
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- Added some validation for individual source page selection

09 Dec 2010
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- Started using "pretty urls" for the sources

15 Nov 2010
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- Moved the lightcurve information and data to is own page
- Added filesize information to the Survey Products
- Minor modifications to the Catalog Table layout

21 Oct 2010
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- Added link to 65-month snapshot lightcurves in "Survey Products"
- Changed the heading "Data Table" to "Catalog Table" on the front page

24 Sep 2010
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- Initial release