Exposure
ID
GRAVI.2023-07-16T05:00:46.494_1
Header ID
GRAVI.2023-07-16T05:00:46.494
Date updated
2023-07-16 05:15:34 UTC+0000
Release date
2023-07-16 05:00:46 UTC+0000
UTC Start
2023-07-16 05:00:46.494
UTC End
2023-07-16 05:07:26.494
MJD Start
60141.20887146
MJD End
60141.21350108963
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.0053974999999999995
Ambient temperature (°C)
12.52
Seeing (arcsec)
0.375
Observation
ID
56258
Category
calibrator
Program ID
111.24N4.001
Program Title
HIGH-PRECISION MASSES AND DISTANCES OF SPECTROSCOPIC BINARIES WITH INTERFEROMETRY - PART III
Program Type
Normal
PI / COI
GALLENNE/ PIETRZYNSKI/ KERVELLA/ MÉRAND/ GIEREN/ GRACZYK
Target
ID
41674
Name
HD_231808
RA
293.440432
DEC
15.24635
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 68.0110 67.7830 269.9000 269.5000
K0-D0 95.1500 95.4660 254.2000 253.8000
K0-J3 44.9470 44.4120 327.8900 328.5370
G2-D0 34.9890 35.3640 222.3000 222.5000
G2-J3 58.3240 58.9210 49.1570 49.1990
D0-J3 93.1530 94.1320 46.5690 46.6730
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 111.24N4.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60141.20887146
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD231808
HIERARCH ESO INS SOBJ NAME HD_231808
RA 293.440432
DEC 15.24635
HIERARCH ESO INS SPEC RES HIGH
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 414.0
HIERARCH ESO DET2 SEQ1 DIT 100.0
HIERARCH ESO DET2 NDIT 4
HIERARCH ESO ISS PBL12 START 68.011
HIERARCH ESO ISS PBL12 END 67.783
HIERARCH ESO ISS PBLA12 START 269.9
HIERARCH ESO ISS PBLA12 END 269.5
HIERARCH ESO ISS PBL13 START 95.15
HIERARCH ESO ISS PBL13 END 95.466
HIERARCH ESO ISS PBLA13 START 254.2
HIERARCH ESO ISS PBLA13 END 253.8
HIERARCH ESO ISS PBL14 START 44.947
HIERARCH ESO ISS PBL14 END 44.412
HIERARCH ESO ISS PBLA14 START 327.89
HIERARCH ESO ISS PBLA14 END 328.537
HIERARCH ESO ISS PBL23 START 34.989
HIERARCH ESO ISS PBL23 END 35.364
HIERARCH ESO ISS PBLA23 START 222.3
HIERARCH ESO ISS PBLA23 END 222.5
HIERARCH ESO ISS PBL24 START 58.324
HIERARCH ESO ISS PBL24 END 58.921
HIERARCH ESO ISS PBLA24 START 49.157
HIERARCH ESO ISS PBLA24 END 49.199
HIERARCH ESO ISS PBL34 START 93.153
HIERARCH ESO ISS PBL34 END 94.132
HIERARCH ESO ISS PBLA34 START 46.569
HIERARCH ESO ISS PBLA34 END 46.673
HIERARCH ESO ISS AMBI TAU0 START 0.005814
HIERARCH ESO ISS AMBI TAU0 END 0.004981
HIERARCH ESO ISS AMBI TEMP 12.52
HIERARCH ESO ISS AMBI FWHM START 0.38
HIERARCH ESO ISS AMBI FWHM END 0.37