Exposure
ID
GRAVI.2023-09-09T01:30:55.369_1
Header ID
GRAVI.2023-09-09T01:30:55.369
Date updated
2023-09-09 01:45:56 UTC+0000
Release date
2024-09-09 01:45:56 UTC+0000
UTC Start
2023-09-09 01:30:55.369
UTC End
2023-09-09 01:37:35.369
MJD Start
60196.06314084
MJD End
60196.06777046963
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.0029065000000000002
Ambient temperature (°C)
11.82
Seeing (arcsec)
0.925
Observation
ID
56929
Category
science
Program ID
111.24TN.001
Program Title
SUBDWARF COMPANIONS AND THE ORIGIN OF BE STARS: TOWARDS THE FIRST SET OF FUNDAMENTAL PARAMETERS
Program Type
Normal
PI / COI
KLEMENT/ RIVINIUS/ BAADE/ MÉRAND
Target
ID
42200
Name
HD_157832
RA
261.975115
DEC
-47.02623
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 89.0020 88.7920 142.5000 144.0000
A0-J2 118.7250 117.8210 122.2000 123.8000
A0-K0 107.8900 106.4660 99.8250 101.2410
G1-J2 46.8260 46.1070 81.0000 82.2000
G1-K0 73.7670 72.9870 44.9640 45.6370
J2-K0 45.2800 45.2300 7.4530 8.2640
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 111.24TN.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60196.06314084
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 157832
HIERARCH ESO INS SOBJ NAME HD_157832
RA 261.975115
DEC -47.02623
HIERARCH ESO INS SPEC RES HIGH
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 414.0
HIERARCH ESO DET2 SEQ1 DIT 100.0
HIERARCH ESO DET2 NDIT 4
HIERARCH ESO ISS PBL12 START 89.002
HIERARCH ESO ISS PBL12 END 88.792
HIERARCH ESO ISS PBLA12 START 142.5
HIERARCH ESO ISS PBLA12 END 144.0
HIERARCH ESO ISS PBL13 START 118.725
HIERARCH ESO ISS PBL13 END 117.821
HIERARCH ESO ISS PBLA13 START 122.2
HIERARCH ESO ISS PBLA13 END 123.8
HIERARCH ESO ISS PBL14 START 107.89
HIERARCH ESO ISS PBL14 END 106.466
HIERARCH ESO ISS PBLA14 START 99.825
HIERARCH ESO ISS PBLA14 END 101.241
HIERARCH ESO ISS PBL23 START 46.826
HIERARCH ESO ISS PBL23 END 46.107
HIERARCH ESO ISS PBLA23 START 81.0
HIERARCH ESO ISS PBLA23 END 82.2
HIERARCH ESO ISS PBL24 START 73.767
HIERARCH ESO ISS PBL24 END 72.987
HIERARCH ESO ISS PBLA24 START 44.964
HIERARCH ESO ISS PBLA24 END 45.637
HIERARCH ESO ISS PBL34 START 45.28
HIERARCH ESO ISS PBL34 END 45.23
HIERARCH ESO ISS PBLA34 START 7.453
HIERARCH ESO ISS PBLA34 END 8.264
HIERARCH ESO ISS AMBI TAU0 START 0.003435
HIERARCH ESO ISS AMBI TAU0 END 0.002378
HIERARCH ESO ISS AMBI TEMP 11.82
HIERARCH ESO ISS AMBI FWHM START 0.9
HIERARCH ESO ISS AMBI FWHM END 0.95