Exposure
ID
GRAVI.2025-03-10T04:14:15.748_1
Header ID
GRAVI.2025-03-10T04:14:15.748
Date updated
2025-03-10 04:30:37 UTC+0000
Release date
2025-03-10 04:14:15 UTC+0000
UTC Start
2025-03-10 04:14:15.748
UTC End
2025-03-10 04:20:55.748
MJD Start
60744.17657116
MJD End
60744.18120078963
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.0119805
Ambient temperature (°C)
14.37
Seeing (arcsec)
0.645
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 19.0680 19.2970 113.9000 115.1000
A0-D0 31.9300 31.9520 45.1000 46.7000
A0-C1 19.2970 19.4740 83.0130 84.5710
B2-D0 30.7040 30.6650 9.8000 10.8000
B2-C1 10.2260 10.2120 9.7130 10.8070
D0-C1 20.4780 20.4520 189.7700 190.8650
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 60744.17657116
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 19.068
HIERARCH ESO ISS PBL12 END 19.297
HIERARCH ESO ISS PBLA12 START 113.9
HIERARCH ESO ISS PBLA12 END 115.1
HIERARCH ESO ISS PBL13 START 31.93
HIERARCH ESO ISS PBL13 END 31.952
HIERARCH ESO ISS PBLA13 START 45.1
HIERARCH ESO ISS PBLA13 END 46.7
HIERARCH ESO ISS PBL14 START 19.297
HIERARCH ESO ISS PBL14 END 19.474
HIERARCH ESO ISS PBLA14 START 83.013
HIERARCH ESO ISS PBLA14 END 84.571
HIERARCH ESO ISS PBL23 START 30.704
HIERARCH ESO ISS PBL23 END 30.665
HIERARCH ESO ISS PBLA23 START 9.8
HIERARCH ESO ISS PBLA23 END 10.8
HIERARCH ESO ISS PBL24 START 10.226
HIERARCH ESO ISS PBL24 END 10.212
HIERARCH ESO ISS PBLA24 START 9.713
HIERARCH ESO ISS PBLA24 END 10.807
HIERARCH ESO ISS PBL34 START 20.478
HIERARCH ESO ISS PBL34 END 20.452
HIERARCH ESO ISS PBLA34 START 189.77
HIERARCH ESO ISS PBLA34 END 190.865
HIERARCH ESO ISS AMBI TAU0 START 0.013488
HIERARCH ESO ISS AMBI TAU0 END 0.010473
HIERARCH ESO ISS AMBI TEMP 14.37
HIERARCH ESO ISS AMBI FWHM START 0.63
HIERARCH ESO ISS AMBI FWHM END 0.66