Observations in this survey (stella_vpnep.observations)

The table has 2837 rows, 15 columns.

Description

Observations of the stars taken either with STELLA and SES or with VATT and PEPSI

Columns

Name Type UCD Unit Description
objname char meta.main
meta.id

Object name from the objects table
obsid char meta.id
meta.ref

Observation ID for reference
filename char meta.ref
meta.file

File name on the disk and when downloaded without extension
dateobs char time

Observation date and time in UTC, format yyyy-MM-ddTHH:mm:ss.SSS
exptime char time.duration s

Exposure time from shutter open to shutter closed
sn int stat.snr

Signal to Noise ratio estimate
bjd float time d

Barycentric Julian Date of the midexposure
instrument char instr

Instrument used to obtain the observation, either STELLA+SES or VATT+PEPSI
cd char

For PEPSI observations the combination of Cross-Dispersers used, either 35 or 36
pressure float phys.pressure mbar

CCD Dewar pressure
dettemp float phys.temperature C/K

CCD Temperature in Celsius for STELLA data, Kelvin for PEPSI data
cryotemp float phys.temperature C/K

Dewar Temperature in Celsius for STELLA data, Kelvin for PEPSI data
airmass float obs.airMass

Airmass at the beginning of the observation
parangle char deg

Parallactic angle at the beginning of the observation
moondist float pos.angDistance deg

Moon distance at the beginning of the observation