Exposure
ID
PIONI.2022-01-04T06:22:01.498_1
Header ID
PIONI.2022-01-04T06:22:01.498
Date updated
2022-01-04 06:25:45 UTC+0000
Release date
2023-01-04 06:25:44 UTC+0000
UTC Start
2022-01-04 06:22:01.498
UTC End
2022-01-04 06:22:27.098
MJD Start
59583.2652951116
MJD End
59583.2655914079
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.0124395
Ambient temperature (°C)
14.93
Seeing (arcsec)
0.37
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 88.0260 87.9850 124.8000 124.9000
A0-J2 124.2340 124.1510 101.0000 101.0000
A0-J3 128.9670 128.9110 52.5940 52.6400
G1-J2 56.3800 56.3500 61.8000 61.9000
G1-J3 132.1010 132.0970 13.2060 13.2620
J2-J3 103.8370 103.8350 349.1630 349.2360
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 59583.2652951116
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 88.026
HIERARCH ESO ISS PBL12 END 87.985
HIERARCH ESO ISS PBLA12 START 124.8
HIERARCH ESO ISS PBLA12 END 124.9
HIERARCH ESO ISS PBL13 START 124.234
HIERARCH ESO ISS PBL13 END 124.151
HIERARCH ESO ISS PBLA13 START 101.0
HIERARCH ESO ISS PBLA13 END 101.0
HIERARCH ESO ISS PBL14 START 128.967
HIERARCH ESO ISS PBL14 END 128.911
HIERARCH ESO ISS PBLA14 START 52.594
HIERARCH ESO ISS PBLA14 END 52.64
HIERARCH ESO ISS PBL23 START 56.38
HIERARCH ESO ISS PBL23 END 56.35
HIERARCH ESO ISS PBLA23 START 61.8
HIERARCH ESO ISS PBLA23 END 61.9
HIERARCH ESO ISS PBL24 START 132.101
HIERARCH ESO ISS PBL24 END 132.097
HIERARCH ESO ISS PBLA24 START 13.206
HIERARCH ESO ISS PBLA24 END 13.262
HIERARCH ESO ISS PBL34 START 103.837
HIERARCH ESO ISS PBL34 END 103.835
HIERARCH ESO ISS PBLA34 START 349.163
HIERARCH ESO ISS PBLA34 END 349.236
HIERARCH ESO ISS AMBI TAU0 START 0.011094
HIERARCH ESO ISS AMBI TAU0 END 0.013785
HIERARCH ESO ISS AMBI TEMP 14.93
HIERARCH ESO ISS AMBI FWHM START 0.37
HIERARCH ESO ISS AMBI FWHM END 0.37