Exposure
ID
GRAVI.2021-02-21T05:54:55.810_1
Header ID
GRAVI.2021-02-21T05:54:55.810
Date updated
2021-09-29 14:26:34 UTC+0000
Release date
2021-02-21 05:54:55 UTC+0000
UTC Start
2021-02-21 05:54:55.810
UTC End
2021-02-21 05:58:07.810
MJD Start
59266.24647928
MJD End
59266.2487015022
Exposure time (s)
192.0
Validation level
1
Tau 0: Coherence time (s)
0.009651
Ambient temperature (°C)
13.55
Seeing (arcsec)
0.61
Observation
ID
46833
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
35165
Name
betVol
RA
126.42823
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 23.2400 23.2550 166.3000 167.0000
A0-D0 27.8670 27.7750 116.0000 117.0000
A0-C1 22.5790 22.5840 147.9120 148.7400
B2-D0 22.1190 21.9700 62.1000 62.8000
B2-C1 7.3670 7.3180 62.0590 62.7050
D0-C1 14.7520 14.6530 242.1550 242.8010
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 59266.24647928
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME bet Vol
HIERARCH ESO INS SOBJ NAME betVol
RA 126.42823
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 23.24
HIERARCH ESO ISS PBL12 END 23.255
HIERARCH ESO ISS PBLA12 START 166.3
HIERARCH ESO ISS PBLA12 END 167.0
HIERARCH ESO ISS PBL13 START 27.867
HIERARCH ESO ISS PBL13 END 27.775
HIERARCH ESO ISS PBLA13 START 116.0
HIERARCH ESO ISS PBLA13 END 117.0
HIERARCH ESO ISS PBL14 START 22.579
HIERARCH ESO ISS PBL14 END 22.584
HIERARCH ESO ISS PBLA14 START 147.912
HIERARCH ESO ISS PBLA14 END 148.74
HIERARCH ESO ISS PBL23 START 22.119
HIERARCH ESO ISS PBL23 END 21.97
HIERARCH ESO ISS PBLA23 START 62.1
HIERARCH ESO ISS PBLA23 END 62.8
HIERARCH ESO ISS PBL24 START 7.367
HIERARCH ESO ISS PBL24 END 7.318
HIERARCH ESO ISS PBLA24 START 62.059
HIERARCH ESO ISS PBLA24 END 62.705
HIERARCH ESO ISS PBL34 START 14.752
HIERARCH ESO ISS PBL34 END 14.653
HIERARCH ESO ISS PBLA34 START 242.155
HIERARCH ESO ISS PBLA34 END 242.801
HIERARCH ESO ISS AMBI TAU0 START 0.0115
HIERARCH ESO ISS AMBI TAU0 END 0.007802
HIERARCH ESO ISS AMBI TEMP 13.55
HIERARCH ESO ISS AMBI FWHM START 0.66
HIERARCH ESO ISS AMBI FWHM END 0.56