Exposure
ID
GRAVI.2023-08-26T04:02:50.562_1
Header ID
GRAVI.2023-08-26T04:02:50.562
Date updated
2023-08-26 04:15:34 UTC+0000
Release date
2023-08-26 04:02:50 UTC+0000
UTC Start
2023-08-26 04:02:50.562
UTC End
2023-08-26 04:06:50.562
MJD Start
60182.16864076
MJD End
60182.17141853778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0055365
Ambient temperature (°C)
14.11
Seeing (arcsec)
0.71
Observation
ID
56624
Category
calibrator
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
41955
Name
HD_156138
RA
259.545579
DEC
-48.0536
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 86.4050 86.3290 166.5000 167.5000
A0-J2 105.7680 105.3080 149.7000 151.0000
A0-K0 84.5210 83.5640 126.6020 127.8930
G1-J2 33.9320 33.3550 102.5000 103.5000
G1-K0 58.3470 57.6380 54.8240 55.1290
J2-K0 43.4730 43.3800 19.5720 20.0280
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 111.24TN.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60182.16864076
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 156138
HIERARCH ESO INS SOBJ NAME HD_156138
RA 259.545579
DEC -48.0536
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 256.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 86.405
HIERARCH ESO ISS PBL12 END 86.329
HIERARCH ESO ISS PBLA12 START 166.5
HIERARCH ESO ISS PBLA12 END 167.5
HIERARCH ESO ISS PBL13 START 105.768
HIERARCH ESO ISS PBL13 END 105.308
HIERARCH ESO ISS PBLA13 START 149.7
HIERARCH ESO ISS PBLA13 END 151.0
HIERARCH ESO ISS PBL14 START 84.521
HIERARCH ESO ISS PBL14 END 83.564
HIERARCH ESO ISS PBLA14 START 126.602
HIERARCH ESO ISS PBLA14 END 127.893
HIERARCH ESO ISS PBL23 START 33.932
HIERARCH ESO ISS PBL23 END 33.355
HIERARCH ESO ISS PBLA23 START 102.5
HIERARCH ESO ISS PBLA23 END 103.5
HIERARCH ESO ISS PBL24 START 58.347
HIERARCH ESO ISS PBL24 END 57.638
HIERARCH ESO ISS PBLA24 START 54.824
HIERARCH ESO ISS PBLA24 END 55.129
HIERARCH ESO ISS PBL34 START 43.473
HIERARCH ESO ISS PBL34 END 43.38
HIERARCH ESO ISS PBLA34 START 19.572
HIERARCH ESO ISS PBLA34 END 20.028
HIERARCH ESO ISS AMBI TAU0 START 0.00513
HIERARCH ESO ISS AMBI TAU0 END 0.005943
HIERARCH ESO ISS AMBI TEMP 14.11
HIERARCH ESO ISS AMBI FWHM START 0.77
HIERARCH ESO ISS AMBI FWHM END 0.65