Exposure
ID
GRAVI.2023-01-15T03:22:47.182_1
Header ID
GRAVI.2023-01-15T03:22:47.182
Date updated
2023-01-15 03:36:31 UTC+0000
Release date
2023-01-15 03:22:47 UTC+0000
UTC Start
2023-01-15 03:22:47.182
UTC End
2023-01-15 03:26:47.182
MJD Start
59959.14082386
MJD End
59959.1436016378
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.004011
Ambient temperature (°C)
12.88
Seeing (arcsec)
0.945
Observation
ID
53881
Category
calibrator
Program ID
110.24AB.001
Program Title
EXPLORING THE SURFACE - WIND CONNECTION OF THE RED SUPERGIANTS, BETELGEUSE AND VY CMA
Program Type
Normal
PI / COI
MONTARGES/ CANNON/ LEBRE/ DUPREE/ HUMPHREYS/ LAGADEC/ SCICLUNA/ KERVELLA/ DE KOTER/ LOPEZ ARISTE/ SANCHEZ/ PALADINI/ DECIN/ KRAVCHENKO/ WITTKOWSKI/ NORRIS/ CHIAVASSA/ RIDGWAY/ PERRIN/ HAUBOIS/ CANTALLOUBE/ RAU/ LOPEZ/ JONES
Target
ID
40062
Name
HD_39400
RA
88.107903
DEC
1.8551
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 22.9820 22.8580 141.3000 141.6000
A0-D0 31.9760 31.9950 72.9000 72.9000
A0-C1 21.6380 21.5230 114.0450 114.1510
B2-D0 31.7740 31.8860 30.6000 30.9000
B2-C1 10.5840 10.6210 30.5630 30.8710
D0-C1 21.1910 21.2660 210.6270 210.9350
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 110.24AB.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 59959.14082386
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD_39400
HIERARCH ESO INS SOBJ NAME HD_39400
RA 88.107903
DEC 1.8551
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 256.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 22.982
HIERARCH ESO ISS PBL12 END 22.858
HIERARCH ESO ISS PBLA12 START 141.3
HIERARCH ESO ISS PBLA12 END 141.6
HIERARCH ESO ISS PBL13 START 31.976
HIERARCH ESO ISS PBL13 END 31.995
HIERARCH ESO ISS PBLA13 START 72.9
HIERARCH ESO ISS PBLA13 END 72.9
HIERARCH ESO ISS PBL14 START 21.638
HIERARCH ESO ISS PBL14 END 21.523
HIERARCH ESO ISS PBLA14 START 114.045
HIERARCH ESO ISS PBLA14 END 114.151
HIERARCH ESO ISS PBL23 START 31.774
HIERARCH ESO ISS PBL23 END 31.886
HIERARCH ESO ISS PBLA23 START 30.6
HIERARCH ESO ISS PBLA23 END 30.9
HIERARCH ESO ISS PBL24 START 10.584
HIERARCH ESO ISS PBL24 END 10.621
HIERARCH ESO ISS PBLA24 START 30.563
HIERARCH ESO ISS PBLA24 END 30.871
HIERARCH ESO ISS PBL34 START 21.191
HIERARCH ESO ISS PBL34 END 21.266
HIERARCH ESO ISS PBLA34 START 210.627
HIERARCH ESO ISS PBLA34 END 210.935
HIERARCH ESO ISS AMBI TAU0 START 0.004463
HIERARCH ESO ISS AMBI TAU0 END 0.003559
HIERARCH ESO ISS AMBI TEMP 12.88
HIERARCH ESO ISS AMBI FWHM START 0.85
HIERARCH ESO ISS AMBI FWHM END 1.04