Exposure
ID
GRAVI.2023-01-14T07:15:57.713_1
Header ID
GRAVI.2023-01-14T07:15:57.713
Date updated
2023-01-14 07:31:09 UTC+0000
Release date
2024-01-14 07:31:09 UTC+0000
UTC Start
2023-01-14 07:15:57.713
UTC End
2023-01-14 07:20:21.713
MJD Start
59958.30275131
MJD End
59958.3058068656
Exposure time (s)
264.0
Validation level
1
Tau 0: Coherence time (s)
0.002896
Ambient temperature (°C)
10.8
Seeing (arcsec)
1.41
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 24.3600 24.3270 165.5000 166.4000
A0-D0 25.6910 25.3100 87.2000 87.7000
A0-C1 19.8210 19.6840 140.5170 141.5520
B2-D0 31.6430 31.4910 38.2000 38.4000
B2-C1 10.5420 10.4920 38.1740 38.3710
D0-C1 21.1010 21.0000 218.2320 218.4290
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 59958.30275131
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 24.36
HIERARCH ESO ISS PBL12 END 24.327
HIERARCH ESO ISS PBLA12 START 165.5
HIERARCH ESO ISS PBLA12 END 166.4
HIERARCH ESO ISS PBL13 START 25.691
HIERARCH ESO ISS PBL13 END 25.31
HIERARCH ESO ISS PBLA13 START 87.2
HIERARCH ESO ISS PBLA13 END 87.7
HIERARCH ESO ISS PBL14 START 19.821
HIERARCH ESO ISS PBL14 END 19.684
HIERARCH ESO ISS PBLA14 START 140.517
HIERARCH ESO ISS PBLA14 END 141.552
HIERARCH ESO ISS PBL23 START 31.643
HIERARCH ESO ISS PBL23 END 31.491
HIERARCH ESO ISS PBLA23 START 38.2
HIERARCH ESO ISS PBLA23 END 38.4
HIERARCH ESO ISS PBL24 START 10.542
HIERARCH ESO ISS PBL24 END 10.492
HIERARCH ESO ISS PBLA24 START 38.174
HIERARCH ESO ISS PBLA24 END 38.371
HIERARCH ESO ISS PBL34 START 21.101
HIERARCH ESO ISS PBL34 END 21.0
HIERARCH ESO ISS PBLA34 START 218.232
HIERARCH ESO ISS PBLA34 END 218.429
HIERARCH ESO ISS AMBI TAU0 START 0.002734
HIERARCH ESO ISS AMBI TAU0 END 0.003058
HIERARCH ESO ISS AMBI TEMP 10.8
HIERARCH ESO ISS AMBI FWHM START 1.35
HIERARCH ESO ISS AMBI FWHM END 1.47