The starting pixel index of the extracted slit region along axis 2 in the frame of the original image (pixels)
| Attribute | Value |
|---|---|
| data type | integer |
| enumerated Values | not defined |
| units | pixels |
| example | 537 |
| default value | |
| special processing | OPTIONAL |
| source | Calibration Software |
| software source | |
| calculation | |
| DB destination | ['ScienceSlit.sltstrt2'] |
| data type in DB | int |
| instrument | NIRCAM, NIRISS, NIRSPEC |
| mode | NRS_MSASPEC, NRS_FIXEDSLIT, NIS_WFSS, NRC_WFSS |
| product level | 2b |
| FITS hdu | SCI |
| FITS header section | Slit parameters |