Exposure
ID
GRAVI.2025-05-25T06:31:40.503_1
Header ID
GRAVI.2025-05-25T06:31:40.503
Date updated
2025-05-25 06:46:11 UTC+0000
Release date
2025-05-25 06:31:40 UTC+0000
UTC Start
2025-05-25 06:31:40.503
UTC End
2025-05-25 06:38:20.503
MJD Start
60820.27199656
MJD End
60820.276626189625
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.005174
Ambient temperature (°C)
12.81
Seeing (arcsec)
0.515
Observation
ID
67564
Category
calibrator
Program ID
115.285N.001
Program Title
DO TERTIARY COMPANIONS AFFECT THE FORMATION AND EVOLUTION OF MASSIVE OVERCONTACT BINARY SYSTEMS?
Program Type
Normal
PI / COI
ABDUL-MASIH / FROST / DE MINK / TOONEN / MAHY / ESCORZA
Target
ID
50253
Name
HD_161037
RA
266.002119
DEC
-17.5164
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 68.1610 67.9870 272.9000 273.4000
K0-D0 95.9430 95.8350 252.4000 252.9000
K0-J3 55.9970 55.8950 334.4680 335.2130
G2-D0 39.9110 39.9470 215.9000 216.5000
G2-J3 64.4410 64.4860 42.9920 43.5570
D0-J3 104.1630 104.2460 40.2770 40.8530
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.285N.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60820.27199656
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 161037
HIERARCH ESO INS SOBJ NAME HD_161037
RA 266.002119
DEC -17.5164
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 68.161
HIERARCH ESO ISS PBL12 END 67.987
HIERARCH ESO ISS PBLA12 START 272.9
HIERARCH ESO ISS PBLA12 END 273.4
HIERARCH ESO ISS PBL13 START 95.943
HIERARCH ESO ISS PBL13 END 95.835
HIERARCH ESO ISS PBLA13 START 252.4
HIERARCH ESO ISS PBLA13 END 252.9
HIERARCH ESO ISS PBL14 START 55.997
HIERARCH ESO ISS PBL14 END 55.895
HIERARCH ESO ISS PBLA14 START 334.468
HIERARCH ESO ISS PBLA14 END 335.213
HIERARCH ESO ISS PBL23 START 39.911
HIERARCH ESO ISS PBL23 END 39.947
HIERARCH ESO ISS PBLA23 START 215.9
HIERARCH ESO ISS PBLA23 END 216.5
HIERARCH ESO ISS PBL24 START 64.441
HIERARCH ESO ISS PBL24 END 64.486
HIERARCH ESO ISS PBLA24 START 42.992
HIERARCH ESO ISS PBLA24 END 43.557
HIERARCH ESO ISS PBL34 START 104.163
HIERARCH ESO ISS PBL34 END 104.246
HIERARCH ESO ISS PBLA34 START 40.277
HIERARCH ESO ISS PBLA34 END 40.853
HIERARCH ESO ISS AMBI TAU0 START 0.005149
HIERARCH ESO ISS AMBI TAU0 END 0.005199
HIERARCH ESO ISS AMBI TEMP 12.81
HIERARCH ESO ISS AMBI FWHM START 0.51
HIERARCH ESO ISS AMBI FWHM END 0.52