Exposure
ID
GRAVI.2025-04-28T06:59:21.845_1
Header ID
GRAVI.2025-04-28T06:59:21.845
Date updated
2025-04-28 07:15:46 UTC+0000
Release date
2025-04-28 06:59:21 UTC+0000
UTC Start
2025-04-28 06:59:21.845
UTC End
2025-04-28 07:06:01.845
MJD Start
60793.29122506
MJD End
60793.295854689626
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.00477
Ambient temperature (°C)
12.79
Seeing (arcsec)
0.38
Observation
ID
67030
Category
calibrator
Program ID
115.285N.001
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
49838
Name
HD_161037
RA
265.999789
DEC
-17.5164
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 89.0310 89.4370 111.5000 112.0000
A0-J2 125.2030 126.0770 88.1000 88.7000
A0-K0 123.0370 123.9240 65.6100 66.3170
G1-J2 56.0590 56.3910 49.0000 49.8000
G1-K0 88.4780 88.6580 19.3010 20.1500
J2-K0 48.5440 48.5180 344.3670 345.0020
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.285N.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60793.29122506
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 161037
HIERARCH ESO INS SOBJ NAME HD_161037
RA 265.999789
DEC -17.5164
HIERARCH ESO INS SPEC RES HIGH
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 414.0
HIERARCH ESO DET2 SEQ1 DIT 100.0
HIERARCH ESO DET2 NDIT 4
HIERARCH ESO ISS PBL12 START 89.031
HIERARCH ESO ISS PBL12 END 89.437
HIERARCH ESO ISS PBLA12 START 111.5
HIERARCH ESO ISS PBLA12 END 112.0
HIERARCH ESO ISS PBL13 START 125.203
HIERARCH ESO ISS PBL13 END 126.077
HIERARCH ESO ISS PBLA13 START 88.1
HIERARCH ESO ISS PBLA13 END 88.7
HIERARCH ESO ISS PBL14 START 123.037
HIERARCH ESO ISS PBL14 END 123.924
HIERARCH ESO ISS PBLA14 START 65.61
HIERARCH ESO ISS PBLA14 END 66.317
HIERARCH ESO ISS PBL23 START 56.059
HIERARCH ESO ISS PBL23 END 56.391
HIERARCH ESO ISS PBLA23 START 49.0
HIERARCH ESO ISS PBLA23 END 49.8
HIERARCH ESO ISS PBL24 START 88.478
HIERARCH ESO ISS PBL24 END 88.658
HIERARCH ESO ISS PBLA24 START 19.301
HIERARCH ESO ISS PBLA24 END 20.15
HIERARCH ESO ISS PBL34 START 48.544
HIERARCH ESO ISS PBL34 END 48.518
HIERARCH ESO ISS PBLA34 START 344.367
HIERARCH ESO ISS PBLA34 END 345.002
HIERARCH ESO ISS AMBI TAU0 START 0.004165
HIERARCH ESO ISS AMBI TAU0 END 0.005375
HIERARCH ESO ISS AMBI TEMP 12.79
HIERARCH ESO ISS AMBI FWHM START 0.41
HIERARCH ESO ISS AMBI FWHM END 0.35