Exposure
ID
GRAVI.2021-08-30T02:35:46.275_1
Header ID
GRAVI.2021-08-30T02:35:46.275
Date updated
2021-08-30 02:41:35 UTC+0000
Release date
2022-08-30 02:41:35 UTC+0000
UTC Start
2021-08-30 02:35:46.275
UTC End
2021-08-30 02:35:58.275
MJD Start
59456.10817448
MJD End
59456.1083133689
Exposure time (s)
12.0
Validation level
1
Tau 0: Coherence time (s)
0.001685
Ambient temperature (°C)
11.61
Seeing (arcsec)
1.155
Observation
ID
47675
Category
science
Program ID
0103.D-0245(A)
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 24.1390 24.1340 161.0000 161.0000
A0-D0 27.5800 27.5460 82.5000 82.6000
A0-C1 20.0630 20.0470 134.3210 134.4130
B2-D0 32.8100 32.7990 36.4000 36.4000
B2-C1 10.9300 10.9270 36.3750 36.3980
D0-C1 21.8800 21.8720 216.4320 216.4550
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 0103.D-0245(A)
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 59456.10817448
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 24.139
HIERARCH ESO ISS PBL12 END 24.134
HIERARCH ESO ISS PBLA12 START 161.0
HIERARCH ESO ISS PBLA12 END 161.0
HIERARCH ESO ISS PBL13 START 27.58
HIERARCH ESO ISS PBL13 END 27.546
HIERARCH ESO ISS PBLA13 START 82.5
HIERARCH ESO ISS PBLA13 END 82.6
HIERARCH ESO ISS PBL14 START 20.063
HIERARCH ESO ISS PBL14 END 20.047
HIERARCH ESO ISS PBLA14 START 134.321
HIERARCH ESO ISS PBLA14 END 134.413
HIERARCH ESO ISS PBL23 START 32.81
HIERARCH ESO ISS PBL23 END 32.799
HIERARCH ESO ISS PBLA23 START 36.4
HIERARCH ESO ISS PBLA23 END 36.4
HIERARCH ESO ISS PBL24 START 10.93
HIERARCH ESO ISS PBL24 END 10.927
HIERARCH ESO ISS PBLA24 START 36.375
HIERARCH ESO ISS PBLA24 END 36.398
HIERARCH ESO ISS PBL34 START 21.88
HIERARCH ESO ISS PBL34 END 21.872
HIERARCH ESO ISS PBLA34 START 216.432
HIERARCH ESO ISS PBLA34 END 216.455
HIERARCH ESO ISS AMBI TAU0 START 0.001685
HIERARCH ESO ISS AMBI TAU0 END 0.001685
HIERARCH ESO ISS AMBI TEMP 11.61
HIERARCH ESO ISS AMBI FWHM START 1.29
HIERARCH ESO ISS AMBI FWHM END 1.02