Exposure
ID
GRAVI.2023-01-15T03:13:14.157_1
Header ID
GRAVI.2023-01-15T03:13:14.157
Date updated
2023-01-15 03:26:19 UTC+0000
Release date
2023-01-15 03:13:14 UTC+0000
UTC Start
2023-01-15 03:13:14.157
UTC End
2023-01-15 03:17:14.157
MJD Start
59959.13419163
MJD End
59959.1369694078
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.004635
Ambient temperature (°C)
13.01
Seeing (arcsec)
0.855
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 23.2530 23.1330 140.5000 140.9000
A0-D0 31.8970 31.9390 72.9000 72.9000
A0-C1 21.8740 21.7720 113.8510 113.9340
B2-D0 31.5170 31.6330 29.9000 30.2000
B2-C1 10.4980 10.5360 29.8440 30.1740
D0-C1 21.0190 21.0970 209.9090 210.2390
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 59959.13419163
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 23.253
HIERARCH ESO ISS PBL12 END 23.133
HIERARCH ESO ISS PBLA12 START 140.5
HIERARCH ESO ISS PBLA12 END 140.9
HIERARCH ESO ISS PBL13 START 31.897
HIERARCH ESO ISS PBL13 END 31.939
HIERARCH ESO ISS PBLA13 START 72.9
HIERARCH ESO ISS PBLA13 END 72.9
HIERARCH ESO ISS PBL14 START 21.874
HIERARCH ESO ISS PBL14 END 21.772
HIERARCH ESO ISS PBLA14 START 113.851
HIERARCH ESO ISS PBLA14 END 113.934
HIERARCH ESO ISS PBL23 START 31.517
HIERARCH ESO ISS PBL23 END 31.633
HIERARCH ESO ISS PBLA23 START 29.9
HIERARCH ESO ISS PBLA23 END 30.2
HIERARCH ESO ISS PBL24 START 10.498
HIERARCH ESO ISS PBL24 END 10.536
HIERARCH ESO ISS PBLA24 START 29.844
HIERARCH ESO ISS PBLA24 END 30.174
HIERARCH ESO ISS PBL34 START 21.019
HIERARCH ESO ISS PBL34 END 21.097
HIERARCH ESO ISS PBLA34 START 209.909
HIERARCH ESO ISS PBLA34 END 210.239
HIERARCH ESO ISS AMBI TAU0 START 0.004797
HIERARCH ESO ISS AMBI TAU0 END 0.004473
HIERARCH ESO ISS AMBI TEMP 13.01
HIERARCH ESO ISS AMBI FWHM START 0.79
HIERARCH ESO ISS AMBI FWHM END 0.92