Exposure
ID
PIONI.2022-01-13T06:13:04.222_1
Header ID
PIONI.2022-01-13T06:13:04.222
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 06:13:04.221
UTC End
2022-01-13 06:13:29.821
MJD Start
59592.2590766368
MJD End
59592.2593729331
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.0157555
Ambient temperature (°C)
14.79
Seeing (arcsec)
0.615
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 114.5600 114.4650 248.7000 248.8000
K0-D0 89.0860 89.0030 260.8000 260.9000
K0-J3 56.1410 56.1370 344.8320 344.9140
B2-D0 33.1520 33.1420 34.6000 34.6000
B2-J3 132.8170 132.7580 43.8910 43.9300
D0-J3 100.2430 100.1930 46.9500 46.9890
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 59592.2590766368
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 114.56
HIERARCH ESO ISS PBL12 END 114.465
HIERARCH ESO ISS PBLA12 START 248.7
HIERARCH ESO ISS PBLA12 END 248.8
HIERARCH ESO ISS PBL13 START 89.086
HIERARCH ESO ISS PBL13 END 89.003
HIERARCH ESO ISS PBLA13 START 260.8
HIERARCH ESO ISS PBLA13 END 260.9
HIERARCH ESO ISS PBL14 START 56.141
HIERARCH ESO ISS PBL14 END 56.137
HIERARCH ESO ISS PBLA14 START 344.832
HIERARCH ESO ISS PBLA14 END 344.914
HIERARCH ESO ISS PBL23 START 33.152
HIERARCH ESO ISS PBL23 END 33.142
HIERARCH ESO ISS PBLA23 START 34.6
HIERARCH ESO ISS PBLA23 END 34.6
HIERARCH ESO ISS PBL24 START 132.817
HIERARCH ESO ISS PBL24 END 132.758
HIERARCH ESO ISS PBLA24 START 43.891
HIERARCH ESO ISS PBLA24 END 43.93
HIERARCH ESO ISS PBL34 START 100.243
HIERARCH ESO ISS PBL34 END 100.193
HIERARCH ESO ISS PBLA34 START 46.95
HIERARCH ESO ISS PBLA34 END 46.989
HIERARCH ESO ISS AMBI TAU0 START 0.015405
HIERARCH ESO ISS AMBI TAU0 END 0.016106
HIERARCH ESO ISS AMBI TEMP 14.79
HIERARCH ESO ISS AMBI FWHM START 0.65
HIERARCH ESO ISS AMBI FWHM END 0.58