CALDB Public Release Notes Version 2.11 Date: 14 Feb 2002 CALDB effective date: 2001-12-26T00:00:00 NOTE: CALDB 2.11 was not immediately released to the public, as it affects standard processing only (with few exceptions). The upgrade included in 2.11 will be released with CALDB 2.12. I. Summary of changes: HRC-S BADPIX version 2 Filename: hrcsD1999-07-22badpixN0002.fits Location: $CALDB/data/chandra/hrc/bcf/badpix/ II. Technical details A single bad pixel on plate S-2 (center) has been added to the file with the following description: ROW SHAPE COMPONENT RAWX[2] RAWY[2] TIME[2] STATUS 12 RECTANGLE 1 [2964 2974] [27740 27750] [ 122597337.0 NaN] 00100000 This pixel appeared at the time TT=122597337.0, or UTC=2001-11-19T22:47:53. It was installed and operation in the CALDB as of Dec. 26, in time for HRC-S/LETG observations taken at that time. There will be minimal need to reprocess earlier data for HRC-S. This will be done on an as-needed basis.