Exposure
ID
GRAVI.2025-03-10T04:07:03.730_1
Header ID
GRAVI.2025-03-10T04:07:03.730
Date updated
2025-03-10 04:20:51 UTC+0000
Release date
2025-03-10 04:07:03 UTC+0000
UTC Start
2025-03-10 04:07:03.730
UTC End
2025-03-10 04:13:43.730
MJD Start
60744.17157095
MJD End
60744.176200579626
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.013599
Ambient temperature (°C)
14.43
Seeing (arcsec)
0.595
Observation
ID
65007
Category
calibrator
Program ID
115.285N.003
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
48401
Name
TYC_8973-2251-1
RA
194.986184
DEC
-59.64313
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 18.8240 19.0600 112.7000 113.9000
A0-D0 31.9040 31.9290 43.5000 45.1000
A0-C1 19.1100 19.2910 81.3860 82.9620
B2-D0 30.7400 30.7050 8.6000 9.7000
B2-C1 10.2380 10.2260 8.5830 9.6780
D0-C1 20.5030 20.4790 188.6390 189.7360
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.285N.003
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60744.17157095
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME TYC 8660-985-1
HIERARCH ESO INS SOBJ NAME TYC_8973-2251-1
RA 194.986184
DEC -59.64313
HIERARCH ESO INS SPEC RES MEDIUM
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 414.0
HIERARCH ESO DET2 SEQ1 DIT 100.0
HIERARCH ESO DET2 NDIT 4
HIERARCH ESO ISS PBL12 START 18.824
HIERARCH ESO ISS PBL12 END 19.06
HIERARCH ESO ISS PBLA12 START 112.7
HIERARCH ESO ISS PBLA12 END 113.9
HIERARCH ESO ISS PBL13 START 31.904
HIERARCH ESO ISS PBL13 END 31.929
HIERARCH ESO ISS PBLA13 START 43.5
HIERARCH ESO ISS PBLA13 END 45.1
HIERARCH ESO ISS PBL14 START 19.11
HIERARCH ESO ISS PBL14 END 19.291
HIERARCH ESO ISS PBLA14 START 81.386
HIERARCH ESO ISS PBLA14 END 82.962
HIERARCH ESO ISS PBL23 START 30.74
HIERARCH ESO ISS PBL23 END 30.705
HIERARCH ESO ISS PBLA23 START 8.6
HIERARCH ESO ISS PBLA23 END 9.7
HIERARCH ESO ISS PBL24 START 10.238
HIERARCH ESO ISS PBL24 END 10.226
HIERARCH ESO ISS PBLA24 START 8.583
HIERARCH ESO ISS PBLA24 END 9.678
HIERARCH ESO ISS PBL34 START 20.503
HIERARCH ESO ISS PBL34 END 20.479
HIERARCH ESO ISS PBLA34 START 188.639
HIERARCH ESO ISS PBLA34 END 189.736
HIERARCH ESO ISS AMBI TAU0 START 0.01371
HIERARCH ESO ISS AMBI TAU0 END 0.013488
HIERARCH ESO ISS AMBI TEMP 14.43
HIERARCH ESO ISS AMBI FWHM START 0.56
HIERARCH ESO ISS AMBI FWHM END 0.63