Exposure
ID
GRAVI.2023-09-09T03:57:16.629_1
Header ID
GRAVI.2023-09-09T03:57:16.629
Date updated
2023-09-09 04:20:32 UTC+0000
Release date
2023-09-09 03:57:16 UTC+0000
UTC Start
2023-09-09 03:57:16.629
UTC End
2023-09-09 04:01:32.629
MJD Start
60196.1647758
MJD End
60196.16773876297
Exposure time (s)
256.0
Validation level
1
Tau 0: Coherence time (s)
0.003359
Ambient temperature (°C)
13.82
Seeing (arcsec)
0.6499999999999999
Observation
ID
56932
Category
calibrator
Program ID
112.262Q.001
Program Title
MEASURING DYNAMICAL MASSES AND PRECISION AGES FOR GAIA BINARIES ON THE RED GIANT BRANCH
Program Type
Normal
PI / COI
LU/ KRAUS/ GARDNER/ IRELAND/ CASAGRANDE
Target
ID
42203
Name
HD186031
RA
295.8388
DEC
-33.6466
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-SPLIT
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 83.6220 82.8550 142.5000 144.6000
A0-J2 109.5800 107.3630 118.6000 120.6000
A0-K0 103.2390 100.4300 92.6740 94.1500
G1-J2 47.3530 46.1450 73.0000 73.9000
G1-K0 80.6570 79.6650 40.3200 40.8750
J2-K0 48.1250 48.0850 8.2570 9.3290
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 112.262Q.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60196.1647758
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 186031
HIERARCH ESO INS SOBJ NAME HD186031
RA 295.8388
DEC -33.6466
HIERARCH ESO INS SPEC RES MEDIUM
HIERARCH ESO INS POLA MODE SPLIT
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 593.0
HIERARCH ESO DET2 SEQ1 DIT 1.0
HIERARCH ESO DET2 NDIT 256
HIERARCH ESO ISS PBL12 START 83.622
HIERARCH ESO ISS PBL12 END 82.855
HIERARCH ESO ISS PBLA12 START 142.5
HIERARCH ESO ISS PBLA12 END 144.6
HIERARCH ESO ISS PBL13 START 109.58
HIERARCH ESO ISS PBL13 END 107.363
HIERARCH ESO ISS PBLA13 START 118.6
HIERARCH ESO ISS PBLA13 END 120.6
HIERARCH ESO ISS PBL14 START 103.239
HIERARCH ESO ISS PBL14 END 100.43
HIERARCH ESO ISS PBLA14 START 92.674
HIERARCH ESO ISS PBLA14 END 94.15
HIERARCH ESO ISS PBL23 START 47.353
HIERARCH ESO ISS PBL23 END 46.145
HIERARCH ESO ISS PBLA23 START 73.0
HIERARCH ESO ISS PBLA23 END 73.9
HIERARCH ESO ISS PBL24 START 80.657
HIERARCH ESO ISS PBL24 END 79.665
HIERARCH ESO ISS PBLA24 START 40.32
HIERARCH ESO ISS PBLA24 END 40.875
HIERARCH ESO ISS PBL34 START 48.125
HIERARCH ESO ISS PBL34 END 48.085
HIERARCH ESO ISS PBLA34 START 8.257
HIERARCH ESO ISS PBLA34 END 9.329
HIERARCH ESO ISS AMBI TAU0 START 0.003414
HIERARCH ESO ISS AMBI TAU0 END 0.003304
HIERARCH ESO ISS AMBI TEMP 13.82
HIERARCH ESO ISS AMBI FWHM START 0.6
HIERARCH ESO ISS AMBI FWHM END 0.7