Exposure
ID
PIONI.2022-01-13T05:38:31.740_1
Header ID
PIONI.2022-01-13T05:38:31.740
Date updated
2022-01-13 05:46:11 UTC+0000
Release date
2023-01-13 05:46:11 UTC+0000
UTC Start
2022-01-13 05:38:31.740
UTC End
2022-01-13 05:38:57.340
MJD Start
59592.2350895782
MJD End
59592.2353858745
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.014346
Ambient temperature (°C)
15.06
Seeing (arcsec)
0.58
Observation
ID
49260
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
K0 B2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-B2 119.0370 118.9760 245.9000 245.9000
K0-D0 93.0490 92.9950 257.5000 257.6000
K0-J3 56.3760 56.3720 340.2960 340.3720
B2-D0 33.6000 33.5940 32.0000 32.0000
B2-J3 135.5740 135.5370 41.3930 41.4400
D0-J3 102.5710 102.5390 44.4570 44.5050
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 59592.2350895782
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 K0
HIERARCH ESO ISS CONF STATION2 B2
HIERARCH ESO ISS CONF STATION3 D0
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 119.037
HIERARCH ESO ISS PBL12 END 118.976
HIERARCH ESO ISS PBLA12 START 245.9
HIERARCH ESO ISS PBLA12 END 245.9
HIERARCH ESO ISS PBL13 START 93.049
HIERARCH ESO ISS PBL13 END 92.995
HIERARCH ESO ISS PBLA13 START 257.5
HIERARCH ESO ISS PBLA13 END 257.6
HIERARCH ESO ISS PBL14 START 56.376
HIERARCH ESO ISS PBL14 END 56.372
HIERARCH ESO ISS PBLA14 START 340.296
HIERARCH ESO ISS PBLA14 END 340.372
HIERARCH ESO ISS PBL23 START 33.6
HIERARCH ESO ISS PBL23 END 33.594
HIERARCH ESO ISS PBLA23 START 32.0
HIERARCH ESO ISS PBLA23 END 32.0
HIERARCH ESO ISS PBL24 START 135.574
HIERARCH ESO ISS PBL24 END 135.537
HIERARCH ESO ISS PBLA24 START 41.393
HIERARCH ESO ISS PBLA24 END 41.44
HIERARCH ESO ISS PBL34 START 102.571
HIERARCH ESO ISS PBL34 END 102.539
HIERARCH ESO ISS PBLA34 START 44.457
HIERARCH ESO ISS PBLA34 END 44.505
HIERARCH ESO ISS AMBI TAU0 START 0.014346
HIERARCH ESO ISS AMBI TAU0 END 0.014346
HIERARCH ESO ISS AMBI TEMP 15.06
HIERARCH ESO ISS AMBI FWHM START 0.58
HIERARCH ESO ISS AMBI FWHM END 0.58