Exposure
ID
PIONI.2022-01-06T08:43:54.105_1
Header ID
PIONI.2022-01-06T08:43:54.105
Date updated
2022-01-06 09:01:50 UTC+0000
Release date
2023-01-06 09:01:49 UTC+0000
UTC Start
2022-01-06 08:43:54.105
UTC End
2022-01-06 08:44:19.705
MJD Start
59585.3638206595
MJD End
59585.3641169558
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.006984
Ambient temperature (°C)
12.23
Seeing (arcsec)
0.95
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 73.3200 73.2640 153.7000 153.9000
A0-D0 20.7550 20.6980 93.5000 93.6000
A0-J3 99.3600 99.1820 59.4350 59.4400
G1-D0 65.5330 65.5210 349.7000 349.8000
G1-J3 127.8410 127.8070 24.5470 24.5790
D0-J3 82.9920 82.8760 51.3750 51.3760
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 59585.3638206595
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 73.32
HIERARCH ESO ISS PBL12 END 73.264
HIERARCH ESO ISS PBLA12 START 153.7
HIERARCH ESO ISS PBLA12 END 153.9
HIERARCH ESO ISS PBL13 START 20.755
HIERARCH ESO ISS PBL13 END 20.698
HIERARCH ESO ISS PBLA13 START 93.5
HIERARCH ESO ISS PBLA13 END 93.6
HIERARCH ESO ISS PBL14 START 99.36
HIERARCH ESO ISS PBL14 END 99.182
HIERARCH ESO ISS PBLA14 START 59.435
HIERARCH ESO ISS PBLA14 END 59.44
HIERARCH ESO ISS PBL23 START 65.533
HIERARCH ESO ISS PBL23 END 65.521
HIERARCH ESO ISS PBLA23 START 349.7
HIERARCH ESO ISS PBLA23 END 349.8
HIERARCH ESO ISS PBL24 START 127.841
HIERARCH ESO ISS PBL24 END 127.807
HIERARCH ESO ISS PBLA24 START 24.547
HIERARCH ESO ISS PBLA24 END 24.579
HIERARCH ESO ISS PBL34 START 82.992
HIERARCH ESO ISS PBL34 END 82.876
HIERARCH ESO ISS PBLA34 START 51.375
HIERARCH ESO ISS PBLA34 END 51.376
HIERARCH ESO ISS AMBI TAU0 START 0.006984
HIERARCH ESO ISS AMBI TAU0 END 0.006984
HIERARCH ESO ISS AMBI TEMP 12.23
HIERARCH ESO ISS AMBI FWHM START 0.95
HIERARCH ESO ISS AMBI FWHM END 0.95