NIRSpec IFU primary dither pattern type. Possible values are: NONE, 2-POINT-NOD, 4-POINT-NOD, 4-POINT-DITHER, CYCLING, or SPARSE-CYCLING.
| Attribute | Value |
|---|---|
| data type | string |
| enumerated Values | ['NONE', '2-POINT-NOD', '4-POINT-NOD', '4-POINT-DITHER', 'CYCLING', 'SPARSE-CYCLING'] |
| units | |
| example | CYCLING |
| default value | NONE |
| special processing | not defined |
| source | Proposal and Planning System (PPS) |
| software source | PPS:dms_dithers_view.pattern_type|pps_to_scsb_translation| |
| calculation | |
| DB destination | ['ScienceCommon.patttype'] |
| data type in DB | nvarchar(31) |
| instrument | NIRSPEC |
| mode | NRS_IFU |
| product level | 1b |
| FITS hdu | PRIMARY |
| FITS header section | Dither |