Exposure
ID
GRAVI.2023-01-16T01:52:53.090_1
Header ID
GRAVI.2023-01-16T01:52:53.090
Date updated
2023-01-16 02:05:52 UTC+0000
Release date
2023-01-16 01:52:53 UTC+0000
UTC Start
2023-01-16 01:52:53.090
UTC End
2023-01-16 01:56:53.090
MJD Start
59960.07839224
MJD End
59960.0811700178
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0082085
Ambient temperature (°C)
12.77
Seeing (arcsec)
0.54
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 25.1480 25.1100 136.1000 136.1000
A0-D0 27.3680 27.6570 72.1000 72.3000
A0-C1 22.3220 22.3810 114.5860 114.4490
B2-D0 27.8750 27.9880 18.0000 18.6000
B2-C1 9.2870 9.3240 17.9400 18.5690
D0-C1 18.5890 18.6640 198.0160 198.6450
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 59960.07839224
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 25.148
HIERARCH ESO ISS PBL12 END 25.11
HIERARCH ESO ISS PBLA12 START 136.1
HIERARCH ESO ISS PBLA12 END 136.1
HIERARCH ESO ISS PBL13 START 27.368
HIERARCH ESO ISS PBL13 END 27.657
HIERARCH ESO ISS PBLA13 START 72.1
HIERARCH ESO ISS PBLA13 END 72.3
HIERARCH ESO ISS PBL14 START 22.322
HIERARCH ESO ISS PBL14 END 22.381
HIERARCH ESO ISS PBLA14 START 114.586
HIERARCH ESO ISS PBLA14 END 114.449
HIERARCH ESO ISS PBL23 START 27.875
HIERARCH ESO ISS PBL23 END 27.988
HIERARCH ESO ISS PBLA23 START 18.0
HIERARCH ESO ISS PBLA23 END 18.6
HIERARCH ESO ISS PBL24 START 9.287
HIERARCH ESO ISS PBL24 END 9.324
HIERARCH ESO ISS PBLA24 START 17.94
HIERARCH ESO ISS PBLA24 END 18.569
HIERARCH ESO ISS PBL34 START 18.589
HIERARCH ESO ISS PBL34 END 18.664
HIERARCH ESO ISS PBLA34 START 198.016
HIERARCH ESO ISS PBLA34 END 198.645
HIERARCH ESO ISS AMBI TAU0 START 0.007904
HIERARCH ESO ISS AMBI TAU0 END 0.008513
HIERARCH ESO ISS AMBI TEMP 12.77
HIERARCH ESO ISS AMBI FWHM START 0.55
HIERARCH ESO ISS AMBI FWHM END 0.53