MIRI LRS spectral offset from pattern starting position (arcsec). Value must be >= 0.0.
| Attribute | Value |
|---|---|
| data type | float |
| enumerated Values | not defined |
| units | arcsec |
| example | 0.0 |
| default value | |
| special processing | OPTIONAL |
| source | Science Data Processing (SDP) |
| software source | |
| calculation | SPCOFFST = SPEC_NUM x SPECSTEP |
| DB destination | ['MiriScience.spcoffst'] |
| data type in DB | float |
| instrument | MIRI |
| mode | ['MIR_LRS-FIXEDSLIT', 'MIR_LRS-SLITLESS'] |
| product level | 1b |
| FITS hdu | PRIMARY |
| FITS header section | Dither |