Exposure
ID
PIONI.2022-02-10T04:47:04.800_1
Header ID
PIONI.2022-02-10T04:47:04.800
Date updated
2022-02-10 04:51:10 UTC+0000
Release date
2023-02-10 04:51:10 UTC+0000
UTC Start
2022-02-10 04:47:04.800
UTC End
2022-02-10 04:47:30.400
MJD Start
59620.199361111
MJD End
59620.1996574073
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.006051
Ambient temperature (°C)
13.53
Seeing (arcsec)
0.97
Observation
ID
49220
Category
science
Program ID
108.221K.001
Program Title
THE MOST RECENT MASS-LOSS HISTORY OF THE RED SUPERGIANT VY CMA
Program Type
Normal
PI / COI
WITTKOWSKI/ LAGADEC/ SCICLUNA/ HUMPHREYS/ MONTARGES/ RAU/ PALADINI/ BRUNO/ NORRIS/ HÖFNER/ CANNON/ CHIAVASSA/ FREYTAG
Target
ID
36834
Name
VYCMa
RA
110.743066
DEC
-25.7676
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 60.8110 60.7400 286.2000 286.3000
K0-D0 85.3440 85.2410 263.1000 263.1000
K0-J3 55.9750 55.9710 348.1720 348.2570
G2-D0 37.9140 37.8930 224.0000 224.0000
G2-J3 60.2430 60.2000 51.1510 51.1830
D0-J3 97.9750 97.9120 48.3890 48.4220
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 108.221K.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 59620.199361111
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME VYCMa
RA 110.743066
DEC -25.7676
HIERARCH ESO INS OPTI2 NAME GRISM
HIERARCH ESO INS OPTI2 ID GRISM
HIERARCH ESO INS FILT1 NAME H
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 25.6
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 60.811
HIERARCH ESO ISS PBL12 END 60.74
HIERARCH ESO ISS PBLA12 START 286.2
HIERARCH ESO ISS PBLA12 END 286.3
HIERARCH ESO ISS PBL13 START 85.344
HIERARCH ESO ISS PBL13 END 85.241
HIERARCH ESO ISS PBLA13 START 263.1
HIERARCH ESO ISS PBLA13 END 263.1
HIERARCH ESO ISS PBL14 START 55.975
HIERARCH ESO ISS PBL14 END 55.971
HIERARCH ESO ISS PBLA14 START 348.172
HIERARCH ESO ISS PBLA14 END 348.257
HIERARCH ESO ISS PBL23 START 37.914
HIERARCH ESO ISS PBL23 END 37.893
HIERARCH ESO ISS PBLA23 START 224.0
HIERARCH ESO ISS PBLA23 END 224.0
HIERARCH ESO ISS PBL24 START 60.243
HIERARCH ESO ISS PBL24 END 60.2
HIERARCH ESO ISS PBLA24 START 51.151
HIERARCH ESO ISS PBLA24 END 51.183
HIERARCH ESO ISS PBL34 START 97.975
HIERARCH ESO ISS PBL34 END 97.912
HIERARCH ESO ISS PBLA34 START 48.389
HIERARCH ESO ISS PBLA34 END 48.422
HIERARCH ESO ISS AMBI TAU0 START 0.006051
HIERARCH ESO ISS AMBI TAU0 END 0.006051
HIERARCH ESO ISS AMBI TEMP 13.53
HIERARCH ESO ISS AMBI FWHM START 0.97
HIERARCH ESO ISS AMBI FWHM END 0.97