Exposure
ID
GRAVI.2025-04-05T01:34:44.032_1
Header ID
GRAVI.2025-04-05T01:34:44.032
Date updated
2025-04-05 01:50:39 UTC+0000
Release date
2026-04-05 01:50:39 UTC+0000
UTC Start
2025-04-05 01:34:44.032
UTC End
2025-04-05 01:41:24.032
MJD Start
60770.06578741
MJD End
60770.07041703963
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.007665
Ambient temperature (°C)
14.79
Seeing (arcsec)
0.5700000000000001
Observation
ID
66042
Category
science
Program ID
115.285N.004
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
49161
Name
HH_Car
RA
163.398351
DEC
-59.45494
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 21.1170 21.2880 125.7000 126.9000
A0-D0 31.9620 31.9370 60.2000 61.7000
A0-C1 20.8670 20.9970 98.0740 99.5170
B2-D0 30.1510 30.0640 20.6000 21.6000
B2-C1 10.0420 10.0130 20.5260 21.5980
D0-C1 20.1090 20.0510 200.5910 201.6630
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.285N.004
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60770.06578741
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V HH Car
HIERARCH ESO INS SOBJ NAME HH_Car
RA 163.398351
DEC -59.45494
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 21.117
HIERARCH ESO ISS PBL12 END 21.288
HIERARCH ESO ISS PBLA12 START 125.7
HIERARCH ESO ISS PBLA12 END 126.9
HIERARCH ESO ISS PBL13 START 31.962
HIERARCH ESO ISS PBL13 END 31.937
HIERARCH ESO ISS PBLA13 START 60.2
HIERARCH ESO ISS PBLA13 END 61.7
HIERARCH ESO ISS PBL14 START 20.867
HIERARCH ESO ISS PBL14 END 20.997
HIERARCH ESO ISS PBLA14 START 98.074
HIERARCH ESO ISS PBLA14 END 99.517
HIERARCH ESO ISS PBL23 START 30.151
HIERARCH ESO ISS PBL23 END 30.064
HIERARCH ESO ISS PBLA23 START 20.6
HIERARCH ESO ISS PBLA23 END 21.6
HIERARCH ESO ISS PBL24 START 10.042
HIERARCH ESO ISS PBL24 END 10.013
HIERARCH ESO ISS PBLA24 START 20.526
HIERARCH ESO ISS PBLA24 END 21.598
HIERARCH ESO ISS PBL34 START 20.109
HIERARCH ESO ISS PBL34 END 20.051
HIERARCH ESO ISS PBLA34 START 200.591
HIERARCH ESO ISS PBLA34 END 201.663
HIERARCH ESO ISS AMBI TAU0 START 0.006455
HIERARCH ESO ISS AMBI TAU0 END 0.008875
HIERARCH ESO ISS AMBI TEMP 14.79
HIERARCH ESO ISS AMBI FWHM START 0.54
HIERARCH ESO ISS AMBI FWHM END 0.6