Exposure
ID
PIONI.2022-01-13T05:41:04.256_1
Header ID
PIONI.2022-01-13T05:41:04.256
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 05:41:04.256
UTC End
2022-01-13 05:41:29.856
MJD Start
59592.23685482
MJD End
59592.2371511163
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.0160515
Ambient temperature (°C)
15.18
Seeing (arcsec)
0.525
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 118.7730 118.7090 246.1000 246.2000
K0-D0 92.8140 92.7580 257.7000 257.8000
K0-J3 56.3600 56.3560 340.6190 340.6950
B2-D0 33.5740 33.5680 32.2000 32.3000
B2-J3 135.4130 135.3740 41.5940 41.6410
D0-J3 102.4350 102.4020 44.6580 44.7050
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 59592.23685482
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 118.773
HIERARCH ESO ISS PBL12 END 118.709
HIERARCH ESO ISS PBLA12 START 246.1
HIERARCH ESO ISS PBLA12 END 246.2
HIERARCH ESO ISS PBL13 START 92.814
HIERARCH ESO ISS PBL13 END 92.758
HIERARCH ESO ISS PBLA13 START 257.7
HIERARCH ESO ISS PBLA13 END 257.8
HIERARCH ESO ISS PBL14 START 56.36
HIERARCH ESO ISS PBL14 END 56.356
HIERARCH ESO ISS PBLA14 START 340.619
HIERARCH ESO ISS PBLA14 END 340.695
HIERARCH ESO ISS PBL23 START 33.574
HIERARCH ESO ISS PBL23 END 33.568
HIERARCH ESO ISS PBLA23 START 32.2
HIERARCH ESO ISS PBLA23 END 32.3
HIERARCH ESO ISS PBL24 START 135.413
HIERARCH ESO ISS PBL24 END 135.374
HIERARCH ESO ISS PBLA24 START 41.594
HIERARCH ESO ISS PBLA24 END 41.641
HIERARCH ESO ISS PBL34 START 102.435
HIERARCH ESO ISS PBL34 END 102.402
HIERARCH ESO ISS PBLA34 START 44.658
HIERARCH ESO ISS PBLA34 END 44.705
HIERARCH ESO ISS AMBI TAU0 START 0.014832
HIERARCH ESO ISS AMBI TAU0 END 0.017271
HIERARCH ESO ISS AMBI TEMP 15.18
HIERARCH ESO ISS AMBI FWHM START 0.54
HIERARCH ESO ISS AMBI FWHM END 0.51