This is the description of the namespace http://www.opencadc.org/caom2/ProductType
as of 2019-07-19.
Predicate | Parent | Label | Comment |
---|---|---|---|
#science | science data | primary data file for observations that contains the science data (extraterrestrial photons) | |
#calibration | calibration data | primary file for observations intended for use in removing instrument signature | |
#bias | #calibration | bias frame | calibration file used to correct for CCD bias |
#dark | #calibration | dark frame | calibration file used to correct for no exposure counts in a CCD readout |
#flat | #calibration | flat field | calibration file used to correct for sensitivity variation across a CCD |
#auxiliary | related file | file that could be useful in interpreting the primary file(s) | |
#noise | #auxiliary | noise map | auxiliary file that provides noise estimates per pixel in the primary file(s) |
#weight | #auxiliary | weight map | auxiliary file that provides weights that can be used when analysing the primary file(s) |
#info | human-readable information | extra information about the primary files (e.g. processing logs) | |
#preview | preview image | a degraded representation of the data useful for display and assessing content | |
#thumbnail | #preview | small preview image | a highly degraded representation of the data suitable for displaying in a list |