Exposure
ID
GRAVI.2021-08-30T02:55:16.325_1
Header ID
GRAVI.2021-08-30T02:55:16.325
Date updated
2021-08-30 03:10:40 UTC+0000
Release date
2021-08-30 02:55:16 UTC+0000
UTC Start
2021-08-30 02:55:16.325
UTC End
2021-08-30 03:00:16.325
MJD Start
59456.12171672
MJD End
59456.1251889422
Exposure time (s)
300.0
Validation level
1
Tau 0: Coherence time (s)
0.002642
Ambient temperature (°C)
11.55
Seeing (arcsec)
0.89
Observation
ID
48023
Category
calibrator
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
36038
Name
14Sgr
RA
273.563769
DEC
-21.71325
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 23.9410 23.8910 163.1000 164.0000
A0-D0 26.6930 26.3100 83.2000 83.6000
A0-C1 19.5820 19.4140 136.5750 137.5950
B2-D0 32.5840 32.4580 36.9000 37.1000
B2-C1 10.8550 10.8130 36.8480 37.0460
D0-C1 21.7290 21.6450 216.9040 217.1010
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 0103.D-0245(A)
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 59456.12171672
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME 14Sgr
HIERARCH ESO INS SOBJ NAME 14Sgr
RA 273.563769
DEC -21.71325
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 316.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 10
HIERARCH ESO ISS PBL12 START 23.941
HIERARCH ESO ISS PBL12 END 23.891
HIERARCH ESO ISS PBLA12 START 163.1
HIERARCH ESO ISS PBLA12 END 164.0
HIERARCH ESO ISS PBL13 START 26.693
HIERARCH ESO ISS PBL13 END 26.31
HIERARCH ESO ISS PBLA13 START 83.2
HIERARCH ESO ISS PBLA13 END 83.6
HIERARCH ESO ISS PBL14 START 19.582
HIERARCH ESO ISS PBL14 END 19.414
HIERARCH ESO ISS PBLA14 START 136.575
HIERARCH ESO ISS PBLA14 END 137.595
HIERARCH ESO ISS PBL23 START 32.584
HIERARCH ESO ISS PBL23 END 32.458
HIERARCH ESO ISS PBLA23 START 36.9
HIERARCH ESO ISS PBLA23 END 37.1
HIERARCH ESO ISS PBL24 START 10.855
HIERARCH ESO ISS PBL24 END 10.813
HIERARCH ESO ISS PBLA24 START 36.848
HIERARCH ESO ISS PBLA24 END 37.046
HIERARCH ESO ISS PBL34 START 21.729
HIERARCH ESO ISS PBL34 END 21.645
HIERARCH ESO ISS PBLA34 START 216.904
HIERARCH ESO ISS PBLA34 END 217.101
HIERARCH ESO ISS AMBI TAU0 START 0.002642
HIERARCH ESO ISS AMBI TAU0 END 0.002642
HIERARCH ESO ISS AMBI TEMP 11.55
HIERARCH ESO ISS AMBI FWHM START 0.89
HIERARCH ESO ISS AMBI FWHM END 0.89