Exposure
ID
GRAVI.2021-08-04T23:23:07.661_1
Header ID
GRAVI.2021-08-04T23:23:07.661
Date updated
2021-08-04 23:31:31 UTC+0000
Release date
2022-08-04 23:31:31 UTC+0000
UTC Start
2021-08-04 23:23:07.661
UTC End
2021-08-04 23:23:19.661
MJD Start
59430.97439422
MJD End
59430.9745331089
Exposure time (s)
12.0
Validation level
1
Tau 0: Coherence time (s)
0.002
Ambient temperature (°C)
8.0
Seeing (arcsec)
1.47
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 23.3980 23.4140 132.5000 132.5000
A0-D0 27.1740 27.2030 50.9000 51.0000
A0-C1 19.1520 19.1780 104.6030 104.6350
B2-D0 33.1430 33.1450 6.6000 6.7000
B2-C1 11.0410 11.0420 6.6090 6.6890
D0-C1 22.1020 22.1030 186.6620 186.7430
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 59430.97439422
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 23.398
HIERARCH ESO ISS PBL12 END 23.414
HIERARCH ESO ISS PBLA12 START 132.5
HIERARCH ESO ISS PBLA12 END 132.5
HIERARCH ESO ISS PBL13 START 27.174
HIERARCH ESO ISS PBL13 END 27.203
HIERARCH ESO ISS PBLA13 START 50.9
HIERARCH ESO ISS PBLA13 END 51.0
HIERARCH ESO ISS PBL14 START 19.152
HIERARCH ESO ISS PBL14 END 19.178
HIERARCH ESO ISS PBLA14 START 104.603
HIERARCH ESO ISS PBLA14 END 104.635
HIERARCH ESO ISS PBL23 START 33.143
HIERARCH ESO ISS PBL23 END 33.145
HIERARCH ESO ISS PBLA23 START 6.6
HIERARCH ESO ISS PBLA23 END 6.7
HIERARCH ESO ISS PBL24 START 11.041
HIERARCH ESO ISS PBL24 END 11.042
HIERARCH ESO ISS PBLA24 START 6.609
HIERARCH ESO ISS PBLA24 END 6.689
HIERARCH ESO ISS PBL34 START 22.102
HIERARCH ESO ISS PBL34 END 22.103
HIERARCH ESO ISS PBLA34 START 186.662
HIERARCH ESO ISS PBLA34 END 186.743
HIERARCH ESO ISS AMBI TAU0 START 0.002
HIERARCH ESO ISS AMBI TAU0 END 0.002
HIERARCH ESO ISS AMBI TEMP 8.0
HIERARCH ESO ISS AMBI FWHM START 1.47
HIERARCH ESO ISS AMBI FWHM END 1.47