Exposure
ID
GRAVI.2023-08-26T02:43:35.361_1
Header ID
GRAVI.2023-08-26T02:43:35.361
Date updated
2023-08-26 02:55:59 UTC+0000
Release date
2023-08-26 02:43:35 UTC+0000
UTC Start
2023-08-26 02:43:35.361
UTC End
2023-08-26 02:48:35.361
MJD Start
60182.11360371
MJD End
60182.11707593222
Exposure time (s)
300.0
Validation level
1
Tau 0: Coherence time (s)
0.0033555
Ambient temperature (°C)
14.41
Seeing (arcsec)
0.71
Observation
ID
56753
Category
calibrator
Program ID
109.23HT.004
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
42055
Name
HD_164357
RA
270.321143
DEC
-15.73012
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 77.2740 76.4780 131.1000 131.9000
A0-J2 108.7100 107.1760 103.7000 104.2000
A0-K0 112.2810 110.9140 78.7020 78.9230
G1-J2 53.5950 53.1370 62.1000 62.2000
G1-K0 89.3470 89.1550 35.4700 35.6570
J2-K0 47.9070 47.9250 5.3580 5.9400
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 109.23HT.004
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60182.11360371
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD_164357
HIERARCH ESO INS SOBJ NAME HD_164357
RA 270.321143
DEC -15.73012
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 316.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 10
HIERARCH ESO ISS PBL12 START 77.274
HIERARCH ESO ISS PBL12 END 76.478
HIERARCH ESO ISS PBLA12 START 131.1
HIERARCH ESO ISS PBLA12 END 131.9
HIERARCH ESO ISS PBL13 START 108.71
HIERARCH ESO ISS PBL13 END 107.176
HIERARCH ESO ISS PBLA13 START 103.7
HIERARCH ESO ISS PBLA13 END 104.2
HIERARCH ESO ISS PBL14 START 112.281
HIERARCH ESO ISS PBL14 END 110.914
HIERARCH ESO ISS PBLA14 START 78.702
HIERARCH ESO ISS PBLA14 END 78.923
HIERARCH ESO ISS PBL23 START 53.595
HIERARCH ESO ISS PBL23 END 53.137
HIERARCH ESO ISS PBLA23 START 62.1
HIERARCH ESO ISS PBLA23 END 62.2
HIERARCH ESO ISS PBL24 START 89.347
HIERARCH ESO ISS PBL24 END 89.155
HIERARCH ESO ISS PBLA24 START 35.47
HIERARCH ESO ISS PBLA24 END 35.657
HIERARCH ESO ISS PBL34 START 47.907
HIERARCH ESO ISS PBL34 END 47.925
HIERARCH ESO ISS PBLA34 START 5.358
HIERARCH ESO ISS PBLA34 END 5.94
HIERARCH ESO ISS AMBI TAU0 START 0.00351
HIERARCH ESO ISS AMBI TAU0 END 0.003201
HIERARCH ESO ISS AMBI TEMP 14.41
HIERARCH ESO ISS AMBI FWHM START 0.67
HIERARCH ESO ISS AMBI FWHM END 0.75