Exposure
ID
GRAVI.2023-09-10T04:18:25.561_1
Header ID
GRAVI.2023-09-10T04:18:25.561
Date updated
2023-09-10 04:45:36 UTC+0000
Release date
2023-09-10 04:18:25 UTC+0000
UTC Start
2023-09-10 04:18:25.561
UTC End
2023-09-10 04:22:41.561
MJD Start
60197.17946251
MJD End
60197.182425472965
Exposure time (s)
256.0
Validation level
1
Tau 0: Coherence time (s)
0.002526
Ambient temperature (°C)
12.68
Seeing (arcsec)
1.165
Observation
ID
56955
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
42224
Name
HD186031
RA
295.838792
DEC
-33.64659
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 81.7020 80.9590 147.9000 150.1000
A0-J2 103.9000 101.5710 123.9000 126.2000
A0-K0 95.9330 92.8210 96.4910 98.1150
G1-J2 44.1960 42.8340 75.3000 76.3000
G1-K0 78.0550 76.9230 41.6380 42.0860
J2-K0 48.0110 47.9530 10.9320 11.9720
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 60197.17946251
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 186031
HIERARCH ESO INS SOBJ NAME HD186031
RA 295.838792
DEC -33.64659
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 81.702
HIERARCH ESO ISS PBL12 END 80.959
HIERARCH ESO ISS PBLA12 START 147.9
HIERARCH ESO ISS PBLA12 END 150.1
HIERARCH ESO ISS PBL13 START 103.9
HIERARCH ESO ISS PBL13 END 101.571
HIERARCH ESO ISS PBLA13 START 123.9
HIERARCH ESO ISS PBLA13 END 126.2
HIERARCH ESO ISS PBL14 START 95.933
HIERARCH ESO ISS PBL14 END 92.821
HIERARCH ESO ISS PBLA14 START 96.491
HIERARCH ESO ISS PBLA14 END 98.115
HIERARCH ESO ISS PBL23 START 44.196
HIERARCH ESO ISS PBL23 END 42.834
HIERARCH ESO ISS PBLA23 START 75.3
HIERARCH ESO ISS PBLA23 END 76.3
HIERARCH ESO ISS PBL24 START 78.055
HIERARCH ESO ISS PBL24 END 76.923
HIERARCH ESO ISS PBLA24 START 41.638
HIERARCH ESO ISS PBLA24 END 42.086
HIERARCH ESO ISS PBL34 START 48.011
HIERARCH ESO ISS PBL34 END 47.953
HIERARCH ESO ISS PBLA34 START 10.932
HIERARCH ESO ISS PBLA34 END 11.972
HIERARCH ESO ISS AMBI TAU0 START 0.002781
HIERARCH ESO ISS AMBI TAU0 END 0.002271
HIERARCH ESO ISS AMBI TEMP 12.68
HIERARCH ESO ISS AMBI FWHM START 1.2
HIERARCH ESO ISS AMBI FWHM END 1.13