Exposure
ID
PIONI.2022-01-04T06:08:27.409_1
Header ID
PIONI.2022-01-04T06:08:27.409
Date updated
2022-01-04 06:15:53 UTC+0000
Release date
2023-01-04 06:15:53 UTC+0000
UTC Start
2022-01-04 06:08:27.409
UTC End
2022-01-04 06:08:53.009
MJD Start
59583.2558727851
MJD End
59583.2561690814
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.021136
Ambient temperature (°C)
15.0
Seeing (arcsec)
0.28
Observation
ID
49124
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 J2 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 88.8730 88.8390 123.0000 123.0000
A0-J2 125.9340 125.8660 99.3000 99.4000
A0-J3 130.1180 130.0730 51.5100 51.5590
G1-J2 57.0000 56.9750 60.7000 60.7000
G1-J3 132.1970 132.1930 11.9110 11.9690
J2-J3 103.8910 103.8890 347.5380 347.6090
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 59583.2558727851
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 J2
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 88.873
HIERARCH ESO ISS PBL12 END 88.839
HIERARCH ESO ISS PBLA12 START 123.0
HIERARCH ESO ISS PBLA12 END 123.0
HIERARCH ESO ISS PBL13 START 125.934
HIERARCH ESO ISS PBL13 END 125.866
HIERARCH ESO ISS PBLA13 START 99.3
HIERARCH ESO ISS PBLA13 END 99.4
HIERARCH ESO ISS PBL14 START 130.118
HIERARCH ESO ISS PBL14 END 130.073
HIERARCH ESO ISS PBLA14 START 51.51
HIERARCH ESO ISS PBLA14 END 51.559
HIERARCH ESO ISS PBL23 START 57.0
HIERARCH ESO ISS PBL23 END 56.975
HIERARCH ESO ISS PBLA23 START 60.7
HIERARCH ESO ISS PBLA23 END 60.7
HIERARCH ESO ISS PBL24 START 132.197
HIERARCH ESO ISS PBL24 END 132.193
HIERARCH ESO ISS PBLA24 START 11.911
HIERARCH ESO ISS PBLA24 END 11.969
HIERARCH ESO ISS PBL34 START 103.891
HIERARCH ESO ISS PBL34 END 103.889
HIERARCH ESO ISS PBLA34 START 347.538
HIERARCH ESO ISS PBLA34 END 347.609
HIERARCH ESO ISS AMBI TAU0 START 0.021136
HIERARCH ESO ISS AMBI TAU0 END 0.021136
HIERARCH ESO ISS AMBI TEMP 15.0
HIERARCH ESO ISS AMBI FWHM START 0.28
HIERARCH ESO ISS AMBI FWHM END 0.28