Exposure
ID
GRAVI.2023-01-16T05:55:29.384_1
Header ID
GRAVI.2023-01-16T05:55:29.384
Date updated
2023-01-16 06:11:25 UTC+0000
Release date
2024-01-16 06:11:24 UTC+0000
UTC Start
2023-01-16 05:55:29.384
UTC End
2023-01-16 05:59:53.384
MJD Start
59960.24686787
MJD End
59960.2499234256
Exposure time (s)
264.0
Validation level
1
Tau 0: Coherence time (s)
0.008698
Ambient temperature (°C)
11.36
Seeing (arcsec)
0.56
Observation
ID
53869
Category
science
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
40053
Name
VY_CMa
RA
110.740596
DEC
-25.7676
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 24.9170 24.8780 154.0000 154.8000
A0-D0 30.0060 29.7840 80.2000 80.6000
A0-C1 21.6310 21.5260 127.6990 128.4670
B2-D0 33.2560 33.1790 34.1000 34.5000
B2-C1 11.0780 11.0530 34.0920 34.4450
D0-C1 22.1780 22.1260 214.1540 214.5070
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 110.24AB.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 59960.24686787
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME VY_CMa
HIERARCH ESO INS SOBJ NAME VY_CMa
RA 110.740596
DEC -25.7676
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 300.0
HIERARCH ESO DET2 SEQ1 DIT 3.0
HIERARCH ESO DET2 NDIT 88
HIERARCH ESO ISS PBL12 START 24.917
HIERARCH ESO ISS PBL12 END 24.878
HIERARCH ESO ISS PBLA12 START 154.0
HIERARCH ESO ISS PBLA12 END 154.8
HIERARCH ESO ISS PBL13 START 30.006
HIERARCH ESO ISS PBL13 END 29.784
HIERARCH ESO ISS PBLA13 START 80.2
HIERARCH ESO ISS PBLA13 END 80.6
HIERARCH ESO ISS PBL14 START 21.631
HIERARCH ESO ISS PBL14 END 21.526
HIERARCH ESO ISS PBLA14 START 127.699
HIERARCH ESO ISS PBLA14 END 128.467
HIERARCH ESO ISS PBL23 START 33.256
HIERARCH ESO ISS PBL23 END 33.179
HIERARCH ESO ISS PBLA23 START 34.1
HIERARCH ESO ISS PBLA23 END 34.5
HIERARCH ESO ISS PBL24 START 11.078
HIERARCH ESO ISS PBL24 END 11.053
HIERARCH ESO ISS PBLA24 START 34.092
HIERARCH ESO ISS PBLA24 END 34.445
HIERARCH ESO ISS PBL34 START 22.178
HIERARCH ESO ISS PBL34 END 22.126
HIERARCH ESO ISS PBLA34 START 214.154
HIERARCH ESO ISS PBLA34 END 214.507
HIERARCH ESO ISS AMBI TAU0 START 0.008658
HIERARCH ESO ISS AMBI TAU0 END 0.008738
HIERARCH ESO ISS AMBI TEMP 11.36
HIERARCH ESO ISS AMBI FWHM START 0.58
HIERARCH ESO ISS AMBI FWHM END 0.54