Exposure
ID
GRAVI.2023-01-16T01:43:20.065_1
Header ID
GRAVI.2023-01-16T01:43:20.065
Date updated
2023-01-16 01:56:02 UTC+0000
Release date
2023-01-16 01:43:20 UTC+0000
UTC Start
2023-01-16 01:43:20.065
UTC End
2023-01-16 01:47:20.065
MJD Start
59960.07176001
MJD End
59960.0745377878
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.008114
Ambient temperature (°C)
12.93
Seeing (arcsec)
0.52
Observation
ID
53879
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
40060
Name
HD_44945
RA
96.193344
DEC
3.76323
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 25.2170 25.1890 136.1000 136.1000
A0-D0 26.6890 26.9960 71.8000 72.0000
A0-C1 22.1660 22.2390 114.9290 114.7700
B2-D0 27.6340 27.7390 16.5000 17.2000
B2-C1 9.2060 9.2410 16.4940 17.1430
D0-C1 18.4270 18.4980 196.5700 197.2190
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 59960.07176001
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD_44945
HIERARCH ESO INS SOBJ NAME HD_44945
RA 96.193344
DEC 3.76323
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 25.217
HIERARCH ESO ISS PBL12 END 25.189
HIERARCH ESO ISS PBLA12 START 136.1
HIERARCH ESO ISS PBLA12 END 136.1
HIERARCH ESO ISS PBL13 START 26.689
HIERARCH ESO ISS PBL13 END 26.996
HIERARCH ESO ISS PBLA13 START 71.8
HIERARCH ESO ISS PBLA13 END 72.0
HIERARCH ESO ISS PBL14 START 22.166
HIERARCH ESO ISS PBL14 END 22.239
HIERARCH ESO ISS PBLA14 START 114.929
HIERARCH ESO ISS PBLA14 END 114.77
HIERARCH ESO ISS PBL23 START 27.634
HIERARCH ESO ISS PBL23 END 27.739
HIERARCH ESO ISS PBLA23 START 16.5
HIERARCH ESO ISS PBLA23 END 17.2
HIERARCH ESO ISS PBL24 START 9.206
HIERARCH ESO ISS PBL24 END 9.241
HIERARCH ESO ISS PBLA24 START 16.494
HIERARCH ESO ISS PBLA24 END 17.143
HIERARCH ESO ISS PBL34 START 18.427
HIERARCH ESO ISS PBL34 END 18.498
HIERARCH ESO ISS PBLA34 START 196.57
HIERARCH ESO ISS PBLA34 END 197.219
HIERARCH ESO ISS AMBI TAU0 START 0.009546
HIERARCH ESO ISS AMBI TAU0 END 0.006682
HIERARCH ESO ISS AMBI TEMP 12.93
HIERARCH ESO ISS AMBI FWHM START 0.5
HIERARCH ESO ISS AMBI FWHM END 0.54