Exposure
ID
GRAVI.2023-01-16T02:59:20.258_1
Header ID
GRAVI.2023-01-16T02:59:20.258
Date updated
2023-01-16 03:15:40 UTC+0000
Release date
2024-01-16 03:15:40 UTC+0000
UTC Start
2023-01-16 02:59:20.258
UTC End
2023-01-16 03:03:44.258
MJD Start
59960.12454002
MJD End
59960.1275955756
Exposure time (s)
264.0
Validation level
1
Tau 0: Coherence time (s)
0.0094205
Ambient temperature (°C)
11.98
Seeing (arcsec)
0.52
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 24.5910 24.6710 135.1000 135.4000
A0-D0 30.5940 30.7520 60.5000 61.2000
A0-C1 21.4840 21.6130 107.8780 108.3110
B2-D0 33.7580 33.7770 15.9000 16.6000
B2-C1 11.2450 11.2520 15.8960 16.5500
D0-C1 22.5130 22.5250 195.9570 196.6100
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 59960.12454002
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 24.591
HIERARCH ESO ISS PBL12 END 24.671
HIERARCH ESO ISS PBLA12 START 135.1
HIERARCH ESO ISS PBLA12 END 135.4
HIERARCH ESO ISS PBL13 START 30.594
HIERARCH ESO ISS PBL13 END 30.752
HIERARCH ESO ISS PBLA13 START 60.5
HIERARCH ESO ISS PBLA13 END 61.2
HIERARCH ESO ISS PBL14 START 21.484
HIERARCH ESO ISS PBL14 END 21.613
HIERARCH ESO ISS PBLA14 START 107.878
HIERARCH ESO ISS PBLA14 END 108.311
HIERARCH ESO ISS PBL23 START 33.758
HIERARCH ESO ISS PBL23 END 33.777
HIERARCH ESO ISS PBLA23 START 15.9
HIERARCH ESO ISS PBLA23 END 16.6
HIERARCH ESO ISS PBL24 START 11.245
HIERARCH ESO ISS PBL24 END 11.252
HIERARCH ESO ISS PBLA24 START 15.896
HIERARCH ESO ISS PBLA24 END 16.55
HIERARCH ESO ISS PBL34 START 22.513
HIERARCH ESO ISS PBL34 END 22.525
HIERARCH ESO ISS PBLA34 START 195.957
HIERARCH ESO ISS PBLA34 END 196.61
HIERARCH ESO ISS AMBI TAU0 START 0.010101
HIERARCH ESO ISS AMBI TAU0 END 0.00874
HIERARCH ESO ISS AMBI TEMP 11.98
HIERARCH ESO ISS AMBI FWHM START 0.49
HIERARCH ESO ISS AMBI FWHM END 0.55