For NIRSpec MOS mode this is the primary shutter ID number for a slitlet. For NIRSpec Fixed-Slit mode this is the slit number (0-indexed).
| Attribute | Value |
|---|---|
| data type | integer |
| enumerated Values | not defined |
| units | |
| example | 12927 |
| default value | |
| special processing | OPTIONAL |
| source | Calibration Software |
| software source | |
| calculation | |
| DB destination | ['ScienceSlit.shuttrid'] |
| data type in DB | int |
| instrument | NIRSPEC |
| mode | NRS_MSASPEC, NRS_FIXEDSLIT |
| product level | 2b |
| FITS hdu | SCI |
| FITS header section | Slit parameters |