A keyword value of T (True) indicates that on-board data compression was used on the data packets for this dataset and the ground system decompression algorithm was applied to those data packets prior to generating the Level-1 FITS files. The default value is F (False).
| Attribute | Value |
|---|---|
| data type | boolean |
| enumerated Values | ['T', 'F'] |
| units | |
| example | T |
| default value | F |
| special processing | not defined |
| source | Science Data Processing (SDP) |
| software source | |
| calculation | |
| DB destination | ['ScienceCommon.compress', 'GuideStar.compress'] |
| data type in DB | nchar(1) |
| instrument | ALL |
| mode | All |
| product level | 1b |
| FITS hdu | PRIMARY |
| FITS header section | Basic |