Exposure
ID
GRAVI.2025-05-29T09:48:39.751_1
Header ID
GRAVI.2025-05-29T09:48:39.751
Date updated
2025-05-29 10:04:23 UTC+0000
Release date
2025-05-29 09:48:39 UTC+0000
UTC Start
2025-05-29 09:48:39.751
UTC End
2025-05-29 09:52:39.751
MJD Start
60824.40879341
MJD End
60824.41157118778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.004335
Ambient temperature (°C)
13.32
Seeing (arcsec)
0.485
Observation
ID
67621
Category
calibrator
Program ID
115.285N.002
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
50291
Name
TYC1056-817-1
RA
293.4937
DEC
7.54344
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 68.2710 67.2750 114.7000 114.9000
A0-J2 110.3530 109.1060 88.4000 88.2000
A0-K0 121.4530 120.7470 68.9960 68.7290
G1-J2 57.6990 57.5720 56.8000 56.6000
G1-K0 88.4520 88.6500 35.4780 35.5190
J2-K0 40.5320 40.5710 4.3410 4.8960
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.285N.002
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60824.40879341
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME TYC 1056-817-1
HIERARCH ESO INS SOBJ NAME TYC1056-817-1
RA 293.4937
DEC 7.54344
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 255.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 68.271
HIERARCH ESO ISS PBL12 END 67.275
HIERARCH ESO ISS PBLA12 START 114.7
HIERARCH ESO ISS PBLA12 END 114.9
HIERARCH ESO ISS PBL13 START 110.353
HIERARCH ESO ISS PBL13 END 109.106
HIERARCH ESO ISS PBLA13 START 88.4
HIERARCH ESO ISS PBLA13 END 88.2
HIERARCH ESO ISS PBL14 START 121.453
HIERARCH ESO ISS PBL14 END 120.747
HIERARCH ESO ISS PBLA14 START 68.996
HIERARCH ESO ISS PBLA14 END 68.729
HIERARCH ESO ISS PBL23 START 57.699
HIERARCH ESO ISS PBL23 END 57.572
HIERARCH ESO ISS PBLA23 START 56.8
HIERARCH ESO ISS PBLA23 END 56.6
HIERARCH ESO ISS PBL24 START 88.452
HIERARCH ESO ISS PBL24 END 88.65
HIERARCH ESO ISS PBLA24 START 35.478
HIERARCH ESO ISS PBLA24 END 35.519
HIERARCH ESO ISS PBL34 START 40.532
HIERARCH ESO ISS PBL34 END 40.571
HIERARCH ESO ISS PBLA34 START 4.341
HIERARCH ESO ISS PBLA34 END 4.896
HIERARCH ESO ISS AMBI TAU0 START 0.004369
HIERARCH ESO ISS AMBI TAU0 END 0.004301
HIERARCH ESO ISS AMBI TEMP 13.32
HIERARCH ESO ISS AMBI FWHM START 0.5
HIERARCH ESO ISS AMBI FWHM END 0.47