Exposure
ID
GRAVI.2023-10-01T01:08:35.778_1
Header ID
GRAVI.2023-10-01T01:08:35.778
Date updated
2023-10-01 01:20:27 UTC+0000
Release date
2023-10-01 01:08:35 UTC+0000
UTC Start
2023-10-01 01:08:35.778
UTC End
2023-10-01 01:13:35.778
MJD Start
60218.04763632
MJD End
60218.05110854222
Exposure time (s)
300.0
Validation level
1
Tau 0: Coherence time (s)
0.0039889999999999995
Ambient temperature (°C)
14.61
Seeing (arcsec)
0.635
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 70.0640 69.2490 139.9000 141.1000
A0-J2 93.7160 91.8390 109.4000 110.1000
A0-K0 98.4150 96.6020 80.4970 80.6790
G1-J2 48.8480 48.2150 62.5000 62.5000
G1-K0 87.0980 86.7660 36.6430 36.7070
J2-K0 48.1170 48.1460 10.3560 10.8980
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 60218.04763632
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 70.064
HIERARCH ESO ISS PBL12 END 69.249
HIERARCH ESO ISS PBLA12 START 139.9
HIERARCH ESO ISS PBLA12 END 141.1
HIERARCH ESO ISS PBL13 START 93.716
HIERARCH ESO ISS PBL13 END 91.839
HIERARCH ESO ISS PBLA13 START 109.4
HIERARCH ESO ISS PBLA13 END 110.1
HIERARCH ESO ISS PBL14 START 98.415
HIERARCH ESO ISS PBL14 END 96.602
HIERARCH ESO ISS PBLA14 START 80.497
HIERARCH ESO ISS PBLA14 END 80.679
HIERARCH ESO ISS PBL23 START 48.848
HIERARCH ESO ISS PBL23 END 48.215
HIERARCH ESO ISS PBLA23 START 62.5
HIERARCH ESO ISS PBLA23 END 62.5
HIERARCH ESO ISS PBL24 START 87.098
HIERARCH ESO ISS PBL24 END 86.766
HIERARCH ESO ISS PBLA24 START 36.643
HIERARCH ESO ISS PBLA24 END 36.707
HIERARCH ESO ISS PBL34 START 48.117
HIERARCH ESO ISS PBL34 END 48.146
HIERARCH ESO ISS PBLA34 START 10.356
HIERARCH ESO ISS PBLA34 END 10.898
HIERARCH ESO ISS AMBI TAU0 START 0.004096
HIERARCH ESO ISS AMBI TAU0 END 0.003882
HIERARCH ESO ISS AMBI TEMP 14.61
HIERARCH ESO ISS AMBI FWHM START 0.67
HIERARCH ESO ISS AMBI FWHM END 0.6