Exposure
ID
PIONI.2022-01-13T06:14:58.557_1
Header ID
PIONI.2022-01-13T06:14:58.557
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 06:14:58.557
UTC End
2022-01-13 06:15:24.157
MJD Start
59592.260399966
MJD End
59592.2606962623
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.0183065
Ambient temperature (°C)
14.79
Seeing (arcsec)
0.64
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 114.2580 114.1610 248.9000 248.9000
K0-D0 88.8200 88.7350 261.0000 261.0000
K0-J3 56.1280 56.1240 345.0910 345.1730
B2-D0 33.1200 33.1100 34.7000 34.8000
B2-J3 132.6280 132.5670 44.0140 44.0520
D0-J3 100.0830 100.0320 47.0730 47.1110
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 59592.260399966
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 114.258
HIERARCH ESO ISS PBL12 END 114.161
HIERARCH ESO ISS PBLA12 START 248.9
HIERARCH ESO ISS PBLA12 END 248.9
HIERARCH ESO ISS PBL13 START 88.82
HIERARCH ESO ISS PBL13 END 88.735
HIERARCH ESO ISS PBLA13 START 261.0
HIERARCH ESO ISS PBLA13 END 261.0
HIERARCH ESO ISS PBL14 START 56.128
HIERARCH ESO ISS PBL14 END 56.124
HIERARCH ESO ISS PBLA14 START 345.091
HIERARCH ESO ISS PBLA14 END 345.173
HIERARCH ESO ISS PBL23 START 33.12
HIERARCH ESO ISS PBL23 END 33.11
HIERARCH ESO ISS PBLA23 START 34.7
HIERARCH ESO ISS PBLA23 END 34.8
HIERARCH ESO ISS PBL24 START 132.628
HIERARCH ESO ISS PBL24 END 132.567
HIERARCH ESO ISS PBLA24 START 44.014
HIERARCH ESO ISS PBLA24 END 44.052
HIERARCH ESO ISS PBL34 START 100.083
HIERARCH ESO ISS PBL34 END 100.032
HIERARCH ESO ISS PBLA34 START 47.073
HIERARCH ESO ISS PBLA34 END 47.111
HIERARCH ESO ISS AMBI TAU0 START 0.016106
HIERARCH ESO ISS AMBI TAU0 END 0.020507
HIERARCH ESO ISS AMBI TEMP 14.79
HIERARCH ESO ISS AMBI FWHM START 0.64
HIERARCH ESO ISS AMBI FWHM END 0.64