Exposure
ID
PIONI.2022-01-05T07:21:33.191_1
Header ID
PIONI.2022-01-05T07:21:33.191
Date updated
2022-01-05 07:26:08 UTC+0000
Release date
2023-01-05 07:26:08 UTC+0000
UTC Start
2022-01-05 07:21:33.191
UTC End
2022-01-05 07:21:58.791
MJD Start
59584.3066341565
MJD End
59584.3069304528
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.008688
Ambient temperature (°C)
13.43
Seeing (arcsec)
0.97
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 82.3880 82.3250 134.9000 135.1000
A0-J2 112.1420 111.9980 109.5000 109.6000
A0-J3 120.2000 120.0900 56.6970 56.7280
G1-J2 51.7130 51.6550 66.4000 66.4000
G1-J3 131.1650 131.1520 18.7450 18.7920
J2-J3 103.6240 103.6230 357.1040 357.1810
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 59584.3066341565
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 82.388
HIERARCH ESO ISS PBL12 END 82.325
HIERARCH ESO ISS PBLA12 START 134.9
HIERARCH ESO ISS PBLA12 END 135.1
HIERARCH ESO ISS PBL13 START 112.142
HIERARCH ESO ISS PBL13 END 111.998
HIERARCH ESO ISS PBLA13 START 109.5
HIERARCH ESO ISS PBLA13 END 109.6
HIERARCH ESO ISS PBL14 START 120.2
HIERARCH ESO ISS PBL14 END 120.09
HIERARCH ESO ISS PBLA14 START 56.697
HIERARCH ESO ISS PBLA14 END 56.728
HIERARCH ESO ISS PBL23 START 51.713
HIERARCH ESO ISS PBL23 END 51.655
HIERARCH ESO ISS PBLA23 START 66.4
HIERARCH ESO ISS PBLA23 END 66.4
HIERARCH ESO ISS PBL24 START 131.165
HIERARCH ESO ISS PBL24 END 131.152
HIERARCH ESO ISS PBLA24 START 18.745
HIERARCH ESO ISS PBLA24 END 18.792
HIERARCH ESO ISS PBL34 START 103.624
HIERARCH ESO ISS PBL34 END 103.623
HIERARCH ESO ISS PBLA34 START 357.104
HIERARCH ESO ISS PBLA34 END 357.181
HIERARCH ESO ISS AMBI TAU0 START 0.008688
HIERARCH ESO ISS AMBI TAU0 END 0.008688
HIERARCH ESO ISS AMBI TEMP 13.43
HIERARCH ESO ISS AMBI FWHM START 0.97
HIERARCH ESO ISS AMBI FWHM END 0.97