Exposure
ID
PIONI.2022-01-05T07:09:10.273_1
Header ID
PIONI.2022-01-05T07:09:10.273
Date updated
2022-01-05 07:16:14 UTC+0000
Release date
2023-01-05 07:16:14 UTC+0000
UTC Start
2022-01-05 07:09:10.273
UTC End
2022-01-05 07:09:35.873
MJD Start
59584.298035569
MJD End
59584.2983318653
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.0103565
Ambient temperature (°C)
13.66
Seeing (arcsec)
0.61
Observation
ID
49124
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
A0 G1 J2 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 83.6540 83.5940 132.8000 132.9000
A0-J2 114.9890 114.8560 107.7000 107.8000
A0-J3 122.3570 122.2570 56.0230 56.0570
G1-J2 52.8540 52.8010 65.6000 65.6000
G1-J3 131.4260 131.4150 17.7380 17.7880
J2-J3 103.6500 103.6490 355.5240 355.6000
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 59584.298035569
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 A0
HIERARCH ESO ISS CONF STATION2 G1
HIERARCH ESO ISS CONF STATION3 J2
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 83.654
HIERARCH ESO ISS PBL12 END 83.594
HIERARCH ESO ISS PBLA12 START 132.8
HIERARCH ESO ISS PBLA12 END 132.9
HIERARCH ESO ISS PBL13 START 114.989
HIERARCH ESO ISS PBL13 END 114.856
HIERARCH ESO ISS PBLA13 START 107.7
HIERARCH ESO ISS PBLA13 END 107.8
HIERARCH ESO ISS PBL14 START 122.357
HIERARCH ESO ISS PBL14 END 122.257
HIERARCH ESO ISS PBLA14 START 56.023
HIERARCH ESO ISS PBLA14 END 56.057
HIERARCH ESO ISS PBL23 START 52.854
HIERARCH ESO ISS PBL23 END 52.801
HIERARCH ESO ISS PBLA23 START 65.6
HIERARCH ESO ISS PBLA23 END 65.6
HIERARCH ESO ISS PBL24 START 131.426
HIERARCH ESO ISS PBL24 END 131.415
HIERARCH ESO ISS PBLA24 START 17.738
HIERARCH ESO ISS PBLA24 END 17.788
HIERARCH ESO ISS PBL34 START 103.65
HIERARCH ESO ISS PBL34 END 103.649
HIERARCH ESO ISS PBLA34 START 355.524
HIERARCH ESO ISS PBLA34 END 355.6
HIERARCH ESO ISS AMBI TAU0 START 0.010312
HIERARCH ESO ISS AMBI TAU0 END 0.010401
HIERARCH ESO ISS AMBI TEMP 13.66
HIERARCH ESO ISS AMBI FWHM START 0.57
HIERARCH ESO ISS AMBI FWHM END 0.65