Exposure
ID
GRAVI.2025-04-01T00:02:47.743_1
Header ID
GRAVI.2025-04-01T00:02:47.743
Date updated
2025-04-01 00:15:54 UTC+0000
Release date
2026-04-01 00:15:54 UTC+0000
UTC Start
2025-04-01 00:02:47.743
UTC End
2025-04-01 00:09:27.743
MJD Start
60766.00194147
MJD End
60766.00657109963
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.0080795
Ambient temperature (°C)
13.93
Seeing (arcsec)
0.56
Observation
ID
65987
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
49123
Name
HH_Car
RA
163.402724
DEC
-59.45494
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 63.5720 63.8740 231.7000 233.4000
K0-D0 95.2180 95.3260 216.5000 218.0000
K0-J3 39.1580 39.6830 302.2470 303.2610
G2-D0 37.7980 37.7610 190.2000 191.4000
G2-J3 62.5640 62.4960 15.5640 16.8530
D0-J3 100.2570 100.1490 13.5390 14.7910
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 60766.00194147
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V HH Car
HIERARCH ESO INS SOBJ NAME HH_Car
RA 163.402724
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 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 63.572
HIERARCH ESO ISS PBL12 END 63.874
HIERARCH ESO ISS PBLA12 START 231.7
HIERARCH ESO ISS PBLA12 END 233.4
HIERARCH ESO ISS PBL13 START 95.218
HIERARCH ESO ISS PBL13 END 95.326
HIERARCH ESO ISS PBLA13 START 216.5
HIERARCH ESO ISS PBLA13 END 218.0
HIERARCH ESO ISS PBL14 START 39.158
HIERARCH ESO ISS PBL14 END 39.683
HIERARCH ESO ISS PBLA14 START 302.247
HIERARCH ESO ISS PBLA14 END 303.261
HIERARCH ESO ISS PBL23 START 37.798
HIERARCH ESO ISS PBL23 END 37.761
HIERARCH ESO ISS PBLA23 START 190.2
HIERARCH ESO ISS PBLA23 END 191.4
HIERARCH ESO ISS PBL24 START 62.564
HIERARCH ESO ISS PBL24 END 62.496
HIERARCH ESO ISS PBLA24 START 15.564
HIERARCH ESO ISS PBLA24 END 16.853
HIERARCH ESO ISS PBL34 START 100.257
HIERARCH ESO ISS PBL34 END 100.149
HIERARCH ESO ISS PBLA34 START 13.539
HIERARCH ESO ISS PBLA34 END 14.791
HIERARCH ESO ISS AMBI TAU0 START 0.008199
HIERARCH ESO ISS AMBI TAU0 END 0.00796
HIERARCH ESO ISS AMBI TEMP 13.93
HIERARCH ESO ISS AMBI FWHM START 0.57
HIERARCH ESO ISS AMBI FWHM END 0.55