Exposure
ID
PIONI.2022-01-17T05:11:11.909_1
Header ID
PIONI.2022-01-17T05:11:11.909
Date updated
2022-01-17 05:16:20 UTC+0000
Release date
2023-01-17 05:16:20 UTC+0000
UTC Start
2022-01-17 05:11:11.909
UTC End
2022-01-17 05:11:37.509
MJD Start
59596.2161100567
MJD End
59596.216406353
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.015468
Ambient temperature (°C)
13.49
Seeing (arcsec)
0.32
Observation
ID
49273
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
36867
Name
VYCMa
RA
110.741831
DEC
-25.7676
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 25.1740 25.1710 148.7000 148.7000
A0-D0 31.3450 31.3310 76.4000 76.4000
A0-C1 22.2980 22.2900 122.1780 122.2530
B2-D0 33.7040 33.6990 31.0000 31.1000
B2-C1 11.2270 11.2260 30.9820 31.0340
D0-C1 22.4770 22.4730 211.0440 211.0960
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 59596.2161100567
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME VYCMa
RA 110.741831
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 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 25.6
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 25.174
HIERARCH ESO ISS PBL12 END 25.171
HIERARCH ESO ISS PBLA12 START 148.7
HIERARCH ESO ISS PBLA12 END 148.7
HIERARCH ESO ISS PBL13 START 31.345
HIERARCH ESO ISS PBL13 END 31.331
HIERARCH ESO ISS PBLA13 START 76.4
HIERARCH ESO ISS PBLA13 END 76.4
HIERARCH ESO ISS PBL14 START 22.298
HIERARCH ESO ISS PBL14 END 22.29
HIERARCH ESO ISS PBLA14 START 122.178
HIERARCH ESO ISS PBLA14 END 122.253
HIERARCH ESO ISS PBL23 START 33.704
HIERARCH ESO ISS PBL23 END 33.699
HIERARCH ESO ISS PBLA23 START 31.0
HIERARCH ESO ISS PBLA23 END 31.1
HIERARCH ESO ISS PBL24 START 11.227
HIERARCH ESO ISS PBL24 END 11.226
HIERARCH ESO ISS PBLA24 START 30.982
HIERARCH ESO ISS PBLA24 END 31.034
HIERARCH ESO ISS PBL34 START 22.477
HIERARCH ESO ISS PBL34 END 22.473
HIERARCH ESO ISS PBLA34 START 211.044
HIERARCH ESO ISS PBLA34 END 211.096
HIERARCH ESO ISS AMBI TAU0 START 0.015394
HIERARCH ESO ISS AMBI TAU0 END 0.015542
HIERARCH ESO ISS AMBI TEMP 13.49
HIERARCH ESO ISS AMBI FWHM START 0.32
HIERARCH ESO ISS AMBI FWHM END 0.32