Exposure
ID
PIONI.2022-01-06T08:10:33.055_1
Header ID
PIONI.2022-01-06T08:10:33.055
Date updated
2022-01-06 08:15:57 UTC+0000
Release date
2023-01-06 08:15:56 UTC+0000
UTC Start
2022-01-06 08:10:33.055
UTC End
2022-01-06 08:10:58.655
MJD Start
59585.3406603611
MJD End
59585.3409566574
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.005159
Ambient temperature (°C)
12.09
Seeing (arcsec)
1.19
Observation
ID
49182
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 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 76.6740 76.6100 145.7000 145.8000
A0-D0 23.7650 23.7140 89.7000 89.7000
A0-J3 108.5790 108.4260 58.8250 58.8420
G1-D0 66.3930 66.3740 343.0000 343.1000
G1-J3 129.4760 129.4500 22.5710 22.6100
D0-J3 89.0140 88.9140 50.9580 50.9710
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 59585.3406603611
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 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 76.674
HIERARCH ESO ISS PBL12 END 76.61
HIERARCH ESO ISS PBLA12 START 145.7
HIERARCH ESO ISS PBLA12 END 145.8
HIERARCH ESO ISS PBL13 START 23.765
HIERARCH ESO ISS PBL13 END 23.714
HIERARCH ESO ISS PBLA13 START 89.7
HIERARCH ESO ISS PBLA13 END 89.7
HIERARCH ESO ISS PBL14 START 108.579
HIERARCH ESO ISS PBL14 END 108.426
HIERARCH ESO ISS PBLA14 START 58.825
HIERARCH ESO ISS PBLA14 END 58.842
HIERARCH ESO ISS PBL23 START 66.393
HIERARCH ESO ISS PBL23 END 66.374
HIERARCH ESO ISS PBLA23 START 343.0
HIERARCH ESO ISS PBLA23 END 343.1
HIERARCH ESO ISS PBL24 START 129.476
HIERARCH ESO ISS PBL24 END 129.45
HIERARCH ESO ISS PBLA24 START 22.571
HIERARCH ESO ISS PBLA24 END 22.61
HIERARCH ESO ISS PBL34 START 89.014
HIERARCH ESO ISS PBL34 END 88.914
HIERARCH ESO ISS PBLA34 START 50.958
HIERARCH ESO ISS PBLA34 END 50.971
HIERARCH ESO ISS AMBI TAU0 START 0.005159
HIERARCH ESO ISS AMBI TAU0 END 0.005159
HIERARCH ESO ISS AMBI TEMP 12.09
HIERARCH ESO ISS AMBI FWHM START 1.19
HIERARCH ESO ISS AMBI FWHM END 1.19