NIRCam name of the small grid dither pattern, included when an FGS External Calibration dither is in parallel with NIRCam Engineering Imaging. Possible values are 1-9, 5-POINT-BOX, 5-POINT-DIAMOND, 9-POINT-CIRCLE.
| Attribute | Value |
|---|---|
| data type | string |
| enumerated Values | ['1-9', '5-POINT-BOX', '5-POINT-DIAMOND', '9-POINT-CIRCLE'] |
| units | |
| example | 5-POINT-DIAMOND |
| default value | |
| special processing | OPTIONAL |
| source | Proposal and Planning System (PPS) |
| software source | |
| calculation | |
| DB destination | ['NircamScience.smgrdpat'] |
| data type in DB | nvarchar(20) |
| instrument | NIRCAM |
| mode | ['NRC_IMAGE', 'NRC_CORON'] |
| product level | 1b |
| FITS hdu | PRIMARY |
| FITS header section | Dither |