Exposure
ID
GRAVI.2021-08-31T01:39:34.179_1
Header ID
GRAVI.2021-08-31T01:39:34.179
Date updated
2021-08-31 01:51:07 UTC+0000
Release date
2022-08-31 01:51:07 UTC+0000
UTC Start
2021-08-31 01:39:34.179
UTC End
2021-08-31 01:39:46.179
MJD Start
59457.06914559
MJD End
59457.0692844789
Exposure time (s)
12.0
Validation level
1
Tau 0: Coherence time (s)
0.002835
Ambient temperature (°C)
10.48
Seeing (arcsec)
0.84
Observation
ID
48033
Category
science
Program ID
0103.D-0245(B)
Program Title
UNRAVELING THE ATMOSPHERIC DYNAMICS IN THE RED SUPERGIANT STAR VX SGR WITH THE TOMOGRAPHIC METHOD
Program Type
Normal
PI / COI
KRAVCHENKO/ CHIAVASSA/ WITTKOWSKI/ VAN ECK/ PALADINI/ MILLOUR/ JORISSEN/ LOPEZ/ CRUZAL`EBES
Target
ID
35755
Name
VXSgr
RA
272.014266
DEC
-22.22416
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 24.6840 24.6790 153.0000 153.1000
A0-D0 30.3470 30.3260 78.5000 78.5000
A0-C1 21.4870 21.4750 126.0300 126.1050
B2-D0 33.6180 33.6130 33.4000 33.5000
B2-C1 11.1990 11.1970 33.3920 33.4290
D0-C1 22.4190 22.4160 213.4520 213.4890
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 0103.D-0245(B)
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 59457.06914559
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME VXSgr
HIERARCH ESO INS SOBJ NAME VXSgr
RA 272.014266
DEC -22.22416
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 36.0
HIERARCH ESO DET2 SEQ1 DIT 0.3
HIERARCH ESO DET2 NDIT 40
HIERARCH ESO ISS PBL12 START 24.684
HIERARCH ESO ISS PBL12 END 24.679
HIERARCH ESO ISS PBLA12 START 153.0
HIERARCH ESO ISS PBLA12 END 153.1
HIERARCH ESO ISS PBL13 START 30.347
HIERARCH ESO ISS PBL13 END 30.326
HIERARCH ESO ISS PBLA13 START 78.5
HIERARCH ESO ISS PBLA13 END 78.5
HIERARCH ESO ISS PBL14 START 21.487
HIERARCH ESO ISS PBL14 END 21.475
HIERARCH ESO ISS PBLA14 START 126.03
HIERARCH ESO ISS PBLA14 END 126.105
HIERARCH ESO ISS PBL23 START 33.618
HIERARCH ESO ISS PBL23 END 33.613
HIERARCH ESO ISS PBLA23 START 33.4
HIERARCH ESO ISS PBLA23 END 33.5
HIERARCH ESO ISS PBL24 START 11.199
HIERARCH ESO ISS PBL24 END 11.197
HIERARCH ESO ISS PBLA24 START 33.392
HIERARCH ESO ISS PBLA24 END 33.429
HIERARCH ESO ISS PBL34 START 22.419
HIERARCH ESO ISS PBL34 END 22.416
HIERARCH ESO ISS PBLA34 START 213.452
HIERARCH ESO ISS PBLA34 END 213.489
HIERARCH ESO ISS AMBI TAU0 START 0.002835
HIERARCH ESO ISS AMBI TAU0 END 0.002835
HIERARCH ESO ISS AMBI TEMP 10.48
HIERARCH ESO ISS AMBI FWHM START 0.84
HIERARCH ESO ISS AMBI FWHM END 0.84