| Airmass | float | Relative optical path length of the light through the atmosphere, in meters | |
| DateObs | datetime | Date of the observation, e.g. 2015-02-14T21:10:57.321386 | |
| MjdObs | float | MJD (Modified Julian Date) of observation start | |
| Night | str | Identifier for the night of the observation | |
| TelescopePointing | DesTelescopePointing | Information about the telescope pointing | |
