Exposure
ID
PIONI.2022-01-13T06:27:34.144_1
Header ID
PIONI.2022-01-13T06:27:34.144
Date updated
2022-01-13 06:35:57 UTC+0000
Release date
2023-01-13 06:35:57 UTC+0000
UTC Start
2022-01-13 06:27:34.143
UTC End
2022-01-13 06:27:59.743
MJD Start
59592.2691451791
MJD End
59592.2694414754
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.014678
Ambient temperature (°C)
14.76
Seeing (arcsec)
0.55
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 112.1030 111.9970 249.9000 249.9000
K0-D0 86.9290 86.8360 262.2000 262.2000
K0-J3 56.0400 56.0360 346.8270 346.9080
B2-D0 32.8960 32.8850 35.6000 35.6000
B2-J3 131.2720 131.2050 44.7880 44.8220
D0-J3 98.9430 98.8870 47.8460 47.8800
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 59592.2691451791
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 112.103
HIERARCH ESO ISS PBL12 END 111.997
HIERARCH ESO ISS PBLA12 START 249.9
HIERARCH ESO ISS PBLA12 END 249.9
HIERARCH ESO ISS PBL13 START 86.929
HIERARCH ESO ISS PBL13 END 86.836
HIERARCH ESO ISS PBLA13 START 262.2
HIERARCH ESO ISS PBLA13 END 262.2
HIERARCH ESO ISS PBL14 START 56.04
HIERARCH ESO ISS PBL14 END 56.036
HIERARCH ESO ISS PBLA14 START 346.827
HIERARCH ESO ISS PBLA14 END 346.908
HIERARCH ESO ISS PBL23 START 32.896
HIERARCH ESO ISS PBL23 END 32.885
HIERARCH ESO ISS PBLA23 START 35.6
HIERARCH ESO ISS PBLA23 END 35.6
HIERARCH ESO ISS PBL24 START 131.272
HIERARCH ESO ISS PBL24 END 131.205
HIERARCH ESO ISS PBLA24 START 44.788
HIERARCH ESO ISS PBLA24 END 44.822
HIERARCH ESO ISS PBL34 START 98.943
HIERARCH ESO ISS PBL34 END 98.887
HIERARCH ESO ISS PBLA34 START 47.846
HIERARCH ESO ISS PBLA34 END 47.88
HIERARCH ESO ISS AMBI TAU0 START 0.014678
HIERARCH ESO ISS AMBI TAU0 END 0.014678
HIERARCH ESO ISS AMBI TEMP 14.76
HIERARCH ESO ISS AMBI FWHM START 0.55
HIERARCH ESO ISS AMBI FWHM END 0.55