Exposure
ID
GRAVI.2024-07-26T06:59:54.885_1
Header ID
GRAVI.2024-07-26T06:59:54.885
Date updated
2024-07-26 07:15:40 UTC+0000
Release date
2024-07-26 06:59:54 UTC+0000
UTC Start
2024-07-26 06:59:54.885
UTC End
2024-07-26 07:05:54.885
MJD Start
60517.29160746
MJD End
60517.2957741267
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.0041085
Ambient temperature (°C)
13.14
Seeing (arcsec)
0.46
Observation
ID
59667
Category
calibrator
Program ID
113.26M5.001
Program Title
PROBING THE ORIGIN OF THE INNER DISK VARIABILITY OF HD 169142
Program Type
GTO
PI / COI
BERGER / BENISTY / BOURDAROT / WOILLEZ / LE BOUQUIN / ROUSSELET-PERRAUT / MATTER / MÉRAND
Target
ID
44256
Name
HD_168576
RA
275.423272
DEC
-30.07292
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 24.5770 24.5820 181.3000 182.4000
A0-D0 18.0460 17.4380 104.0000 105.3000
A0-C1 18.6540 18.5700 162.9460 164.6250
B2-D0 27.0930 26.7680 41.8000 41.8000
B2-C1 9.0280 8.9200 41.7530 41.7640
D0-C1 18.0650 17.8480 221.8100 221.8200
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 113.26M5.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60517.29160746
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD_168576
HIERARCH ESO INS SOBJ NAME HD_168576
RA 275.423272
DEC -30.07292
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 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 376.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 12
HIERARCH ESO ISS PBL12 START 24.577
HIERARCH ESO ISS PBL12 END 24.582
HIERARCH ESO ISS PBLA12 START 181.3
HIERARCH ESO ISS PBLA12 END 182.4
HIERARCH ESO ISS PBL13 START 18.046
HIERARCH ESO ISS PBL13 END 17.438
HIERARCH ESO ISS PBLA13 START 104.0
HIERARCH ESO ISS PBLA13 END 105.3
HIERARCH ESO ISS PBL14 START 18.654
HIERARCH ESO ISS PBL14 END 18.57
HIERARCH ESO ISS PBLA14 START 162.946
HIERARCH ESO ISS PBLA14 END 164.625
HIERARCH ESO ISS PBL23 START 27.093
HIERARCH ESO ISS PBL23 END 26.768
HIERARCH ESO ISS PBLA23 START 41.8
HIERARCH ESO ISS PBLA23 END 41.8
HIERARCH ESO ISS PBL24 START 9.028
HIERARCH ESO ISS PBL24 END 8.92
HIERARCH ESO ISS PBLA24 START 41.753
HIERARCH ESO ISS PBLA24 END 41.764
HIERARCH ESO ISS PBL34 START 18.065
HIERARCH ESO ISS PBL34 END 17.848
HIERARCH ESO ISS PBLA34 START 221.81
HIERARCH ESO ISS PBLA34 END 221.82
HIERARCH ESO ISS AMBI TAU0 START 0.003919
HIERARCH ESO ISS AMBI TAU0 END 0.004298
HIERARCH ESO ISS AMBI TEMP 13.14
HIERARCH ESO ISS AMBI FWHM START 0.48
HIERARCH ESO ISS AMBI FWHM END 0.44