number of groups
| Attribute | Value |
|---|---|
| data type | integer |
| enumerated Values | not defined |
| units | |
| example | 1 |
| default value | 1 |
| special processing | not defined |
| source | Science Data Processing (SDP) |
| software source | calculation |
| calculation | |
| DB destination | not defined |
| data type in DB | not defined |
| instrument | Multiple |
| mode | All |
| product level | 1A |
| FITS hdu | ZEROFRAME |
| FITS header section | Basic |