Exposure
ID
GRAVI.2023-05-22T07:48:20.545_1
Header ID
GRAVI.2023-05-22T07:48:20.545
Date updated
2023-05-22 08:15:35 UTC+0000
Release date
2023-05-22 07:48:20 UTC+0000
UTC Start
2023-05-22 07:48:20.545
UTC End
2023-05-22 07:54:20.545
MJD Start
60086.32523779
MJD End
60086.3294044567
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.002602
Ambient temperature (°C)
12.89
Seeing (arcsec)
1.035
Observation
ID
55530
Category
calibrator
Program ID
111.252S.001
Program Title
PROBING THE ORIGIN OF THE INNER DISK PHOTOMETRIC VARIABILITY OF HD 169142
Program Type
GTO
PI / COI
BERGER/ BENISTY/ BOURDAROT/ WOILLEZ/ LE BOUQUIN/ ROUSSELET-PERRAUT/ MATTER
Target
ID
41129
Name
HD_168576
RA
275.42327
DEC
-30.07291
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 90.0680 89.8700 121.3000 122.2000
A0-J2 127.7010 127.1990 98.2000 99.0000
A0-K0 125.8210 125.2450 76.1300 76.8520
G1-J2 57.1880 56.9500 59.9000 60.5000
G1-K0 89.3090 89.1260 30.4270 31.0140
J2-K0 48.5180 48.5250 354.9760 355.6620
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 111.252S.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60086.32523779
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD_168576
HIERARCH ESO INS SOBJ NAME HD_168576
RA 275.42327
DEC -30.07291
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 376.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 12
HIERARCH ESO ISS PBL12 START 90.068
HIERARCH ESO ISS PBL12 END 89.87
HIERARCH ESO ISS PBLA12 START 121.3
HIERARCH ESO ISS PBLA12 END 122.2
HIERARCH ESO ISS PBL13 START 127.701
HIERARCH ESO ISS PBL13 END 127.199
HIERARCH ESO ISS PBLA13 START 98.2
HIERARCH ESO ISS PBLA13 END 99.0
HIERARCH ESO ISS PBL14 START 125.821
HIERARCH ESO ISS PBL14 END 125.245
HIERARCH ESO ISS PBLA14 START 76.13
HIERARCH ESO ISS PBLA14 END 76.852
HIERARCH ESO ISS PBL23 START 57.188
HIERARCH ESO ISS PBL23 END 56.95
HIERARCH ESO ISS PBLA23 START 59.9
HIERARCH ESO ISS PBLA23 END 60.5
HIERARCH ESO ISS PBL24 START 89.309
HIERARCH ESO ISS PBL24 END 89.126
HIERARCH ESO ISS PBLA24 START 30.427
HIERARCH ESO ISS PBLA24 END 31.014
HIERARCH ESO ISS PBL34 START 48.518
HIERARCH ESO ISS PBL34 END 48.525
HIERARCH ESO ISS PBLA34 START 354.976
HIERARCH ESO ISS PBLA34 END 355.662
HIERARCH ESO ISS AMBI TAU0 START 0.002616
HIERARCH ESO ISS AMBI TAU0 END 0.002588
HIERARCH ESO ISS AMBI TEMP 12.89
HIERARCH ESO ISS AMBI FWHM START 0.88
HIERARCH ESO ISS AMBI FWHM END 1.19