Exposure
ID
PIONI.2022-01-06T08:09:55.049_1
Header ID
PIONI.2022-01-06T08:09:55.049
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 08:09:55.049
UTC End
2022-01-06 08:10:20.649
MJD Start
59585.3402204788
MJD End
59585.3405167751
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.005159
Ambient temperature (°C)
12.04
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 76.7410 76.6770 145.6000 145.7000
A0-D0 23.8180 23.7670 89.6000 89.7000
A0-J3 108.7410 108.5880 58.8080 58.8250
G1-D0 66.4120 66.3940 342.8000 343.0000
G1-J3 129.5020 129.4770 22.5300 22.5690
D0-J3 89.1190 89.0190 50.9430 50.9570
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 59585.3402204788
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 76.741
HIERARCH ESO ISS PBL12 END 76.677
HIERARCH ESO ISS PBLA12 START 145.6
HIERARCH ESO ISS PBLA12 END 145.7
HIERARCH ESO ISS PBL13 START 23.818
HIERARCH ESO ISS PBL13 END 23.767
HIERARCH ESO ISS PBLA13 START 89.6
HIERARCH ESO ISS PBLA13 END 89.7
HIERARCH ESO ISS PBL14 START 108.741
HIERARCH ESO ISS PBL14 END 108.588
HIERARCH ESO ISS PBLA14 START 58.808
HIERARCH ESO ISS PBLA14 END 58.825
HIERARCH ESO ISS PBL23 START 66.412
HIERARCH ESO ISS PBL23 END 66.394
HIERARCH ESO ISS PBLA23 START 342.8
HIERARCH ESO ISS PBLA23 END 343.0
HIERARCH ESO ISS PBL24 START 129.502
HIERARCH ESO ISS PBL24 END 129.477
HIERARCH ESO ISS PBLA24 START 22.53
HIERARCH ESO ISS PBLA24 END 22.569
HIERARCH ESO ISS PBL34 START 89.119
HIERARCH ESO ISS PBL34 END 89.019
HIERARCH ESO ISS PBLA34 START 50.943
HIERARCH ESO ISS PBLA34 END 50.957
HIERARCH ESO ISS AMBI TAU0 START 0.005159
HIERARCH ESO ISS AMBI TAU0 END 0.005159
HIERARCH ESO ISS AMBI TEMP 12.04
HIERARCH ESO ISS AMBI FWHM START 1.19
HIERARCH ESO ISS AMBI FWHM END 1.19