Exposure
ID
PIONI.2022-01-17T06:16:20.290_1
Header ID
PIONI.2022-01-17T06:16:20.290
Date updated
2022-01-17 06:26:03 UTC+0000
Release date
2023-01-17 06:26:03 UTC+0000
UTC Start
2022-01-17 06:16:20.290
UTC End
2022-01-17 06:16:45.890
MJD Start
59596.2613459527
MJD End
59596.261642249
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.00859
Ambient temperature (°C)
12.29
Seeing (arcsec)
0.76
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 24.7150 24.7100 157.9000 158.0000
A0-D0 28.7430 28.7100 82.6000 82.7000
A0-C1 21.0500 21.0350 131.8070 131.9080
B2-D0 32.8080 32.7960 35.8000 35.9000
B2-C1 10.9290 10.9250 35.7930 35.8300
D0-C1 21.8790 21.8710 215.8540 215.8900
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 59596.2613459527
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 24.715
HIERARCH ESO ISS PBL12 END 24.71
HIERARCH ESO ISS PBLA12 START 157.9
HIERARCH ESO ISS PBLA12 END 158.0
HIERARCH ESO ISS PBL13 START 28.743
HIERARCH ESO ISS PBL13 END 28.71
HIERARCH ESO ISS PBLA13 START 82.6
HIERARCH ESO ISS PBLA13 END 82.7
HIERARCH ESO ISS PBL14 START 21.05
HIERARCH ESO ISS PBL14 END 21.035
HIERARCH ESO ISS PBLA14 START 131.807
HIERARCH ESO ISS PBLA14 END 131.908
HIERARCH ESO ISS PBL23 START 32.808
HIERARCH ESO ISS PBL23 END 32.796
HIERARCH ESO ISS PBLA23 START 35.8
HIERARCH ESO ISS PBLA23 END 35.9
HIERARCH ESO ISS PBL24 START 10.929
HIERARCH ESO ISS PBL24 END 10.925
HIERARCH ESO ISS PBLA24 START 35.793
HIERARCH ESO ISS PBLA24 END 35.83
HIERARCH ESO ISS PBL34 START 21.879
HIERARCH ESO ISS PBL34 END 21.871
HIERARCH ESO ISS PBLA34 START 215.854
HIERARCH ESO ISS PBLA34 END 215.89
HIERARCH ESO ISS AMBI TAU0 START 0.00859
HIERARCH ESO ISS AMBI TAU0 END 0.00859
HIERARCH ESO ISS AMBI TEMP 12.29
HIERARCH ESO ISS AMBI FWHM START 0.76
HIERARCH ESO ISS AMBI FWHM END 0.76