Exposure
ID
GRAVI.2024-04-27T00:13:34.589_1
Header ID
GRAVI.2024-04-27T00:13:34.589
Date updated
2024-04-27 00:30:42 UTC+0000
Release date
2024-04-27 00:13:34 UTC+0000
UTC Start
2024-04-27 00:13:34.589
UTC End
2024-04-27 00:20:14.589
MJD Start
60427.00942811
MJD End
60427.0140577396
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.008061
Ambient temperature (°C)
16.16
Seeing (arcsec)
0.75
Observation
ID
58956
Category
calibrator
Program ID
113.26K8.004
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
Target
ID
43641
Name
TYC_8976-27-1
RA
174.844187
DEC
-63.44107
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 49.1470 49.0460 15.0000 16.1000
U1-U3 91.9520 91.7280 20.9000 22.1000
U1-U4 128.8030 128.6180 43.8180 45.2840
U2-U3 43.3740 43.2640 27.7000 29.0000
U2-U4 88.9840 89.0820 59.2800 60.8660
U3-U4 56.7790 57.1230 82.8660 84.4550
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 113.26K8.004
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60427.00942811
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME TYC 8976-27-1
HIERARCH ESO INS SOBJ NAME TYC_8976-27-1
RA 174.844187
DEC -63.44107
HIERARCH ESO INS SPEC RES MEDIUM
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 U1
HIERARCH ESO ISS CONF STATION2 U2
HIERARCH ESO ISS CONF STATION3 U3
HIERARCH ESO ISS CONF STATION4 U4
EXPTIME 414.0
HIERARCH ESO DET2 SEQ1 DIT 100.0
HIERARCH ESO DET2 NDIT 4
HIERARCH ESO ISS PBL12 START 49.147
HIERARCH ESO ISS PBL12 END 49.046
HIERARCH ESO ISS PBLA12 START 15.0
HIERARCH ESO ISS PBLA12 END 16.1
HIERARCH ESO ISS PBL13 START 91.952
HIERARCH ESO ISS PBL13 END 91.728
HIERARCH ESO ISS PBLA13 START 20.9
HIERARCH ESO ISS PBLA13 END 22.1
HIERARCH ESO ISS PBL14 START 128.803
HIERARCH ESO ISS PBL14 END 128.618
HIERARCH ESO ISS PBLA14 START 43.818
HIERARCH ESO ISS PBLA14 END 45.284
HIERARCH ESO ISS PBL23 START 43.374
HIERARCH ESO ISS PBL23 END 43.264
HIERARCH ESO ISS PBLA23 START 27.7
HIERARCH ESO ISS PBLA23 END 29.0
HIERARCH ESO ISS PBL24 START 88.984
HIERARCH ESO ISS PBL24 END 89.082
HIERARCH ESO ISS PBLA24 START 59.28
HIERARCH ESO ISS PBLA24 END 60.866
HIERARCH ESO ISS PBL34 START 56.779
HIERARCH ESO ISS PBL34 END 57.123
HIERARCH ESO ISS PBLA34 START 82.866
HIERARCH ESO ISS PBLA34 END 84.455
HIERARCH ESO ISS AMBI TAU0 START 0.008061
HIERARCH ESO ISS AMBI TAU0 END 0.008061
HIERARCH ESO ISS AMBI TEMP 16.16
HIERARCH ESO ISS AMBI FWHM START 0.75
HIERARCH ESO ISS AMBI FWHM END 0.75