Exposure
ID
GRAVI.2025-04-05T04:34:17.489_1
Header ID
GRAVI.2025-04-05T04:34:17.489
Date updated
2025-04-05 04:50:40 UTC+0000
Release date
2026-04-05 04:50:40 UTC+0000
UTC Start
2025-04-05 04:34:17.489
UTC End
2025-04-05 04:40:57.489
MJD Start
60770.1904802
MJD End
60770.19510982963
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.0100215
Ambient temperature (°C)
14.73
Seeing (arcsec)
0.45999999999999996
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 23.8880 23.9380 156.3000 157.6000
A0-D0 29.0300 28.8220 98.4000 100.0000
A0-C1 22.5990 22.6090 135.0920 136.5630
B2-D0 26.0030 25.7530 47.4000 48.4000
B2-C1 8.6610 8.5780 47.3070 48.3040
D0-C1 17.3420 17.1750 227.3900 228.3880
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 60770.1904802
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 23.888
HIERARCH ESO ISS PBL12 END 23.938
HIERARCH ESO ISS PBLA12 START 156.3
HIERARCH ESO ISS PBLA12 END 157.6
HIERARCH ESO ISS PBL13 START 29.03
HIERARCH ESO ISS PBL13 END 28.822
HIERARCH ESO ISS PBLA13 START 98.4
HIERARCH ESO ISS PBLA13 END 100.0
HIERARCH ESO ISS PBL14 START 22.599
HIERARCH ESO ISS PBL14 END 22.609
HIERARCH ESO ISS PBLA14 START 135.092
HIERARCH ESO ISS PBLA14 END 136.563
HIERARCH ESO ISS PBL23 START 26.003
HIERARCH ESO ISS PBL23 END 25.753
HIERARCH ESO ISS PBLA23 START 47.4
HIERARCH ESO ISS PBLA23 END 48.4
HIERARCH ESO ISS PBL24 START 8.661
HIERARCH ESO ISS PBL24 END 8.578
HIERARCH ESO ISS PBLA24 START 47.307
HIERARCH ESO ISS PBLA24 END 48.304
HIERARCH ESO ISS PBL34 START 17.342
HIERARCH ESO ISS PBL34 END 17.175
HIERARCH ESO ISS PBLA34 START 227.39
HIERARCH ESO ISS PBLA34 END 228.388
HIERARCH ESO ISS AMBI TAU0 START 0.00921
HIERARCH ESO ISS AMBI TAU0 END 0.010833
HIERARCH ESO ISS AMBI TEMP 14.73
HIERARCH ESO ISS AMBI FWHM START 0.43
HIERARCH ESO ISS AMBI FWHM END 0.49