Exposure
ID
GRAVI.2023-09-09T08:50:39.877_1
Header ID
GRAVI.2023-09-09T08:50:39.877
Date updated
2023-09-09 09:05:36 UTC+0000
Release date
2023-09-09 08:50:39 UTC+0000
UTC Start
2023-09-09 08:50:39.877
UTC End
2023-09-09 08:54:39.877
MJD Start
60196.36851709
MJD End
60196.37129486778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0026550000000000002
Ambient temperature (°C)
12.74
Seeing (arcsec)
0.755
Observation
ID
56946
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
42217
Name
HD20069
RA
48.250393
DEC
-20.02674
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 90.3240 90.1770 116.6000 117.2000
A0-J2 129.1560 129.0080 93.5000 94.0000
A0-K0 127.9810 127.9380 71.7260 72.2290
G1-J2 58.2160 58.2290 55.8000 56.4000
G1-K0 90.3220 90.3770 26.8340 27.4110
J2-K0 48.4710 48.4560 351.2220 351.8520
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 60196.36851709
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 20069
HIERARCH ESO INS SOBJ NAME HD20069
RA 48.250393
DEC -20.02674
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 354.0
HIERARCH ESO DET2 SEQ1 DIT 3.0
HIERARCH ESO DET2 NDIT 80
HIERARCH ESO ISS PBL12 START 90.324
HIERARCH ESO ISS PBL12 END 90.177
HIERARCH ESO ISS PBLA12 START 116.6
HIERARCH ESO ISS PBLA12 END 117.2
HIERARCH ESO ISS PBL13 START 129.156
HIERARCH ESO ISS PBL13 END 129.008
HIERARCH ESO ISS PBLA13 START 93.5
HIERARCH ESO ISS PBLA13 END 94.0
HIERARCH ESO ISS PBL14 START 127.981
HIERARCH ESO ISS PBL14 END 127.938
HIERARCH ESO ISS PBLA14 START 71.726
HIERARCH ESO ISS PBLA14 END 72.229
HIERARCH ESO ISS PBL23 START 58.216
HIERARCH ESO ISS PBL23 END 58.229
HIERARCH ESO ISS PBLA23 START 55.8
HIERARCH ESO ISS PBLA23 END 56.4
HIERARCH ESO ISS PBL24 START 90.322
HIERARCH ESO ISS PBL24 END 90.377
HIERARCH ESO ISS PBLA24 START 26.834
HIERARCH ESO ISS PBLA24 END 27.411
HIERARCH ESO ISS PBL34 START 48.471
HIERARCH ESO ISS PBL34 END 48.456
HIERARCH ESO ISS PBLA34 START 351.222
HIERARCH ESO ISS PBLA34 END 351.852
HIERARCH ESO ISS AMBI TAU0 START 0.002418
HIERARCH ESO ISS AMBI TAU0 END 0.002892
HIERARCH ESO ISS AMBI TEMP 12.74
HIERARCH ESO ISS AMBI FWHM START 0.78
HIERARCH ESO ISS AMBI FWHM END 0.73