Exposure
ID
GRAVI.2020-12-31T05:40:12.949_1
Header ID
GRAVI.2020-12-31T05:40:12.949
Date updated
2021-09-29 14:25:56 UTC+0000
Release date
2020-12-31 05:40:12 UTC+0000
UTC Start
2020-12-31 05:40:12.949
UTC End
2020-12-31 05:43:24.949
MJD Start
59214.23626098
MJD End
59214.2384832022
Exposure time (s)
192.0
Validation level
1
Tau 0: Coherence time (s)
0.00471
Ambient temperature (°C)
14.36
Seeing (arcsec)
1.31
Observation
ID
46103
Category
calibrator
Program ID
105.207Y.002
Program Title
CONSTRAINING EFFECTS OF CONVECTION AND PULSATION: PRECISION MONITORING OF COOL EVOLVED STARS
Program Type
Monitoring
PI / COI
WITTKOWSKI/ BLADH/ CHIAVASSA/ ERIKSSON/ FREYTAG/ H\XC3\XB6FNER/ KRAVCHENKO/ PALADINI/ RAU
Target
ID
34722
Name
betVol
RA
126.428247
DEC
-66.13761
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-SPLIT
Instrument sub-mode
SINGLE
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 20.6200 20.6970 125.6000 126.3000
A0-D0 31.6920 31.6650 65.1000 66.0000
A0-C1 21.0520 21.1050 99.7610 100.5820
B2-D0 28.0370 27.9830 25.3000 25.9000
B2-C1 9.3370 9.3190 25.2860 25.9030
D0-C1 18.7000 18.6640 205.3540 205.9720
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 105.207Y.002
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 59214.23626098
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME bet Vol
HIERARCH ESO INS SOBJ NAME betVol
RA 126.428247
DEC -66.13761
HIERARCH ESO INS SPEC RES HIGH
HIERARCH ESO INS POLA MODE SPLIT
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 222.0
HIERARCH ESO DET2 SEQ1 DIT 3.0
HIERARCH ESO DET2 NDIT 64
HIERARCH ESO ISS PBL12 START 20.62
HIERARCH ESO ISS PBL12 END 20.697
HIERARCH ESO ISS PBLA12 START 125.6
HIERARCH ESO ISS PBLA12 END 126.3
HIERARCH ESO ISS PBL13 START 31.692
HIERARCH ESO ISS PBL13 END 31.665
HIERARCH ESO ISS PBLA13 START 65.1
HIERARCH ESO ISS PBLA13 END 66.0
HIERARCH ESO ISS PBL14 START 21.052
HIERARCH ESO ISS PBL14 END 21.105
HIERARCH ESO ISS PBLA14 START 99.761
HIERARCH ESO ISS PBLA14 END 100.582
HIERARCH ESO ISS PBL23 START 28.037
HIERARCH ESO ISS PBL23 END 27.983
HIERARCH ESO ISS PBLA23 START 25.3
HIERARCH ESO ISS PBLA23 END 25.9
HIERARCH ESO ISS PBL24 START 9.337
HIERARCH ESO ISS PBL24 END 9.319
HIERARCH ESO ISS PBLA24 START 25.286
HIERARCH ESO ISS PBLA24 END 25.903
HIERARCH ESO ISS PBL34 START 18.7
HIERARCH ESO ISS PBL34 END 18.664
HIERARCH ESO ISS PBLA34 START 205.354
HIERARCH ESO ISS PBLA34 END 205.972
HIERARCH ESO ISS AMBI TAU0 START 0.005759
HIERARCH ESO ISS AMBI TAU0 END 0.003661
HIERARCH ESO ISS AMBI TEMP 14.36
HIERARCH ESO ISS AMBI FWHM START 1.09
HIERARCH ESO ISS AMBI FWHM END 1.53