Exposure
ID
GRAVI.2021-08-30T02:33:55.271_1
Header ID
GRAVI.2021-08-30T02:33:55.271
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 02:33:55.271
UTC End
2021-08-30 02:34:07.271
MJD Start
59456.10688971
MJD End
59456.1070285989
Exposure time (s)
12.0
Validation level
1
Tau 0: Coherence time (s)
0.001685
Ambient temperature (°C)
11.59
Seeing (arcsec)
1.29
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 24.1580 24.1520 160.7000 160.7000
A0-D0 27.7010 27.6660 82.4000 82.4000
A0-C1 20.1190 20.1030 133.9880 134.0830
B2-D0 32.8480 32.8370 36.3000 36.4000
B2-C1 10.9430 10.9390 36.2890 36.3140
D0-C1 21.9050 21.8980 216.3460 216.3710
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 59456.10688971
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 24.158
HIERARCH ESO ISS PBL12 END 24.152
HIERARCH ESO ISS PBLA12 START 160.7
HIERARCH ESO ISS PBLA12 END 160.7
HIERARCH ESO ISS PBL13 START 27.701
HIERARCH ESO ISS PBL13 END 27.666
HIERARCH ESO ISS PBLA13 START 82.4
HIERARCH ESO ISS PBLA13 END 82.4
HIERARCH ESO ISS PBL14 START 20.119
HIERARCH ESO ISS PBL14 END 20.103
HIERARCH ESO ISS PBLA14 START 133.988
HIERARCH ESO ISS PBLA14 END 134.083
HIERARCH ESO ISS PBL23 START 32.848
HIERARCH ESO ISS PBL23 END 32.837
HIERARCH ESO ISS PBLA23 START 36.3
HIERARCH ESO ISS PBLA23 END 36.4
HIERARCH ESO ISS PBL24 START 10.943
HIERARCH ESO ISS PBL24 END 10.939
HIERARCH ESO ISS PBLA24 START 36.289
HIERARCH ESO ISS PBLA24 END 36.314
HIERARCH ESO ISS PBL34 START 21.905
HIERARCH ESO ISS PBL34 END 21.898
HIERARCH ESO ISS PBLA34 START 216.346
HIERARCH ESO ISS PBLA34 END 216.371
HIERARCH ESO ISS AMBI TAU0 START 0.001685
HIERARCH ESO ISS AMBI TAU0 END 0.001685
HIERARCH ESO ISS AMBI TEMP 11.59
HIERARCH ESO ISS AMBI FWHM START 1.29
HIERARCH ESO ISS AMBI FWHM END 1.29