Exposure
ID
PIONI.2022-01-13T06:13:42.302_1
Header ID
PIONI.2022-01-13T06:13:42.302
Date updated
2022-01-13 06:21:06 UTC+0000
Release date
2023-01-13 06:21:05 UTC+0000
UTC Start
2022-01-13 06:13:42.302
UTC End
2022-01-13 06:14:07.902
MJD Start
59592.2595173884
MJD End
59592.2598136847
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.016106
Ambient temperature (°C)
14.79
Seeing (arcsec)
0.58
Observation
ID
49260
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
36759
Name
VYCMa
RA
110.742449
DEC
-25.7676
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
K0 B2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-B2 114.4600 114.3640 248.8000 248.8000
K0-D0 88.9980 88.9140 260.9000 260.9000
K0-J3 56.1370 56.1330 344.9180 345.0000
B2-D0 33.1410 33.1310 34.6000 34.7000
B2-J3 132.7540 132.6950 43.9320 43.9710
D0-J3 100.1900 100.1400 46.9910 47.0300
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 59592.2595173884
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME VYCMa
RA 110.742449
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 B2
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 114.46
HIERARCH ESO ISS PBL12 END 114.364
HIERARCH ESO ISS PBLA12 START 248.8
HIERARCH ESO ISS PBLA12 END 248.8
HIERARCH ESO ISS PBL13 START 88.998
HIERARCH ESO ISS PBL13 END 88.914
HIERARCH ESO ISS PBLA13 START 260.9
HIERARCH ESO ISS PBLA13 END 260.9
HIERARCH ESO ISS PBL14 START 56.137
HIERARCH ESO ISS PBL14 END 56.133
HIERARCH ESO ISS PBLA14 START 344.918
HIERARCH ESO ISS PBLA14 END 345.0
HIERARCH ESO ISS PBL23 START 33.141
HIERARCH ESO ISS PBL23 END 33.131
HIERARCH ESO ISS PBLA23 START 34.6
HIERARCH ESO ISS PBLA23 END 34.7
HIERARCH ESO ISS PBL24 START 132.754
HIERARCH ESO ISS PBL24 END 132.695
HIERARCH ESO ISS PBLA24 START 43.932
HIERARCH ESO ISS PBLA24 END 43.971
HIERARCH ESO ISS PBL34 START 100.19
HIERARCH ESO ISS PBL34 END 100.14
HIERARCH ESO ISS PBLA34 START 46.991
HIERARCH ESO ISS PBLA34 END 47.03
HIERARCH ESO ISS AMBI TAU0 START 0.016106
HIERARCH ESO ISS AMBI TAU0 END 0.016106
HIERARCH ESO ISS AMBI TEMP 14.79
HIERARCH ESO ISS AMBI FWHM START 0.58
HIERARCH ESO ISS AMBI FWHM END 0.58