Extension version number
| Attribute | Value |
|---|---|
| data type | integer |
| enumerated Values | not defined |
| units | |
| example | |
| default value | |
| special processing | VALUE_REQUIRED |
| source | Science Data Processing (SDP) |
| software source | |
| calculation | |
| DB destination | ['ScienceCommonExt.extver', 'ScienceSlit.extver', 'GuideStarExt.extver'] |
| data type in DB | int |
| instrument | Multiple |
| mode | All |
| product level | 1b |
| FITS hdu | SCI |
| FITS header section | Basic |