Barycentric Z spatial coordinate of JWST, in km.
Attribute | Value |
---|---|
data type | float |
enumerated Values | not defined |
units | kilometers |
example | |
default value | |
special processing | VALUE_REQUIRED |
source | Science Data Processing (SDP) |
software source | |
calculation | jwst_z value (geocentric) from either DefEphemeris or PredictEphemeris table where useAfter date is closest to the exposure's EXPMID time, converted into the barycentric frame. |
DB destination | ['ScienceCommonExt.jwst_z', 'GuideStarExt.jwst_z'] |
data type in DB | float |
instrument | ALL |
mode | All |
product level | 1b |
FITS hdu | SCI |
FITS header section | Ephemeris |