Exposure
ID
GRAVI.2021-08-31T01:48:10.200_1
Header ID
GRAVI.2021-08-31T01:48:10.200
Date updated
2021-08-31 02:01:39 UTC+0000
Release date
2021-08-31 01:48:10 UTC+0000
UTC Start
2021-08-31 01:48:10.200
UTC End
2021-08-31 01:53:10.200
MJD Start
59457.07511806
MJD End
59457.0785902822
Exposure time (s)
300.0
Validation level
1
Tau 0: Coherence time (s)
0.002988
Ambient temperature (°C)
10.61
Seeing (arcsec)
0.675
Observation
ID
48034
Category
calibrator
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
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 24.6130 24.5560 153.3000 154.0000
A0-D0 30.2660 30.0410 78.5000 78.9000
A0-C1 21.3920 21.2620 126.2300 126.9770
B2-D0 33.6280 33.5710 33.6000 33.9000
B2-C1 11.2020 11.1830 33.5170 33.8610
D0-C1 22.4260 22.3880 213.5770 213.9210
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 0103.D-0245(B)
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 59457.07511806
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 24.613
HIERARCH ESO ISS PBL12 END 24.556
HIERARCH ESO ISS PBLA12 START 153.3
HIERARCH ESO ISS PBLA12 END 154.0
HIERARCH ESO ISS PBL13 START 30.266
HIERARCH ESO ISS PBL13 END 30.041
HIERARCH ESO ISS PBLA13 START 78.5
HIERARCH ESO ISS PBLA13 END 78.9
HIERARCH ESO ISS PBL14 START 21.392
HIERARCH ESO ISS PBL14 END 21.262
HIERARCH ESO ISS PBLA14 START 126.23
HIERARCH ESO ISS PBLA14 END 126.977
HIERARCH ESO ISS PBL23 START 33.628
HIERARCH ESO ISS PBL23 END 33.571
HIERARCH ESO ISS PBLA23 START 33.6
HIERARCH ESO ISS PBLA23 END 33.9
HIERARCH ESO ISS PBL24 START 11.202
HIERARCH ESO ISS PBL24 END 11.183
HIERARCH ESO ISS PBLA24 START 33.517
HIERARCH ESO ISS PBLA24 END 33.861
HIERARCH ESO ISS PBL34 START 22.426
HIERARCH ESO ISS PBL34 END 22.388
HIERARCH ESO ISS PBLA34 START 213.577
HIERARCH ESO ISS PBLA34 END 213.921
HIERARCH ESO ISS AMBI TAU0 START 0.002925
HIERARCH ESO ISS AMBI TAU0 END 0.003051
HIERARCH ESO ISS AMBI TEMP 10.61
HIERARCH ESO ISS AMBI FWHM START 0.68
HIERARCH ESO ISS AMBI FWHM END 0.67