Exposure
ID
GRAVI.2023-08-01T00:52:02.366_1
Header ID
GRAVI.2023-08-01T00:52:02.366
Date updated
2023-08-01 01:05:24 UTC+0000
Release date
2023-08-01 00:52:02 UTC+0000
UTC Start
2023-08-01 00:52:02.366
UTC End
2023-08-01 00:56:20.366
MJD Start
60157.03613849
MJD End
60157.03912460111
Exposure time (s)
258.0
Validation level
1
Tau 0: Coherence time (s)
0.0024205
Ambient temperature (°C)
18.3
Seeing (arcsec)
1.175
Observation
ID
56490
Category
calibrator
Program ID
109.23HT.003
Program Title
CONSTRAINING THE COSMIC DANCE OF MASSIVE STARS IN TRIPLE SYSTEMS
Program Type
Normal
PI / COI
SANA/ FROST/ TOONEN/ BORDIER/ LE BOUQUIN/ MAHY/ SHENAR
Target
ID
41865
Name
HD_167334
RA
273.85422
DEC
-16.796
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 54.6930 54.7730 15.9000 16.5000
U1-U3 98.2190 98.4380 22.2000 22.9000
U1-U4 121.1030 121.8380 51.4330 52.0520
U2-U3 44.2720 44.4180 30.0000 30.7000
U2-U4 82.9450 83.5720 73.9800 74.4470
U3-U4 59.5890 59.9400 105.0120 105.2660
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 109.23HT.003
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60157.03613849
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD_167334
HIERARCH ESO INS SOBJ NAME HD_167334
RA 273.85422
DEC -16.796
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 284.0
HIERARCH ESO DET2 SEQ1 DIT 3.0
HIERARCH ESO DET2 NDIT 86
HIERARCH ESO ISS PBL12 START 54.693
HIERARCH ESO ISS PBL12 END 54.773
HIERARCH ESO ISS PBLA12 START 15.9
HIERARCH ESO ISS PBLA12 END 16.5
HIERARCH ESO ISS PBL13 START 98.219
HIERARCH ESO ISS PBL13 END 98.438
HIERARCH ESO ISS PBLA13 START 22.2
HIERARCH ESO ISS PBLA13 END 22.9
HIERARCH ESO ISS PBL14 START 121.103
HIERARCH ESO ISS PBL14 END 121.838
HIERARCH ESO ISS PBLA14 START 51.433
HIERARCH ESO ISS PBLA14 END 52.052
HIERARCH ESO ISS PBL23 START 44.272
HIERARCH ESO ISS PBL23 END 44.418
HIERARCH ESO ISS PBLA23 START 30.0
HIERARCH ESO ISS PBLA23 END 30.7
HIERARCH ESO ISS PBL24 START 82.945
HIERARCH ESO ISS PBL24 END 83.572
HIERARCH ESO ISS PBLA24 START 73.98
HIERARCH ESO ISS PBLA24 END 74.447
HIERARCH ESO ISS PBL34 START 59.589
HIERARCH ESO ISS PBL34 END 59.94
HIERARCH ESO ISS PBLA34 START 105.012
HIERARCH ESO ISS PBLA34 END 105.266
HIERARCH ESO ISS AMBI TAU0 START 0.002543
HIERARCH ESO ISS AMBI TAU0 END 0.002298
HIERARCH ESO ISS AMBI TEMP 18.3
HIERARCH ESO ISS AMBI FWHM START 1.1
HIERARCH ESO ISS AMBI FWHM END 1.25