PEPSI Observations (stella_vpnep.pepsi_obs)
The table has 682 rows, 9 columns.
Description
Listing of the observations of the survey which were taken using VATT and PEPSI. Contains columns which are specific for PEPSI observations.
Columns
| Name | Type | UCD | Unit | Description |
|---|---|---|---|---|
| obsid | char |
meta.id meta.ref |
Observation ID |
|
| chatempe | float | phys.temperature | C |
Spectrograph chamber temperature |
| chahumid | float | % |
Relativ humidity in spectrograph chamber |
|
| chapress | float | phys.pressure | mbar |
Spectrograph chamber pressure |
| charave | float | phys.veloc | m/s |
Estimated internal radial velocity difference to optimal conditions |
| sn | float | stat.snr |
signal to noise ratio measured from the extracted spectrum at order merging and combining step |
|
| fielens | char |
Field lens used, red or blue |
||
| fiber | char |
Fiber and image slicer combination used. For VATT observations only 100L and 130L are available. |
||
| wave | char |
Wavelength ranges in the observation defined by the cross-dispersers (CD) used, CD35 or CD36 in these observations. |