Exposure
ID
PIONI.2022-01-17T02:05:43.197_1
Header ID
PIONI.2022-01-17T02:05:43.197
Date updated
2022-01-17 02:15:58 UTC+0000
Release date
2023-01-17 02:15:58 UTC+0000
UTC Start
2022-01-17 02:05:43.197
UTC End
2022-01-17 02:06:08.797
MJD Start
59596.0873055155
MJD End
59596.0876018118
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.009756
Ambient temperature (°C)
13.29
Seeing (arcsec)
0.47
Observation
ID
49273
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
36867
Name
VYCMa
RA
110.741831
DEC
-25.7676
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 23.5310 23.5470 132.2000 132.2000
A0-D0 28.7020 28.7290 52.8000 52.9000
A0-C1 19.8200 19.8450 103.8610 103.9090
B2-D0 33.5840 33.5850 9.3000 9.4000
B2-C1 11.1880 11.1880 9.2410 9.3260
D0-C1 22.3960 22.3970 189.2970 189.3810
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 59596.0873055155
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME VYCMa
RA 110.741831
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 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 25.6
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 23.531
HIERARCH ESO ISS PBL12 END 23.547
HIERARCH ESO ISS PBLA12 START 132.2
HIERARCH ESO ISS PBLA12 END 132.2
HIERARCH ESO ISS PBL13 START 28.702
HIERARCH ESO ISS PBL13 END 28.729
HIERARCH ESO ISS PBLA13 START 52.8
HIERARCH ESO ISS PBLA13 END 52.9
HIERARCH ESO ISS PBL14 START 19.82
HIERARCH ESO ISS PBL14 END 19.845
HIERARCH ESO ISS PBLA14 START 103.861
HIERARCH ESO ISS PBLA14 END 103.909
HIERARCH ESO ISS PBL23 START 33.584
HIERARCH ESO ISS PBL23 END 33.585
HIERARCH ESO ISS PBLA23 START 9.3
HIERARCH ESO ISS PBLA23 END 9.4
HIERARCH ESO ISS PBL24 START 11.188
HIERARCH ESO ISS PBL24 END 11.188
HIERARCH ESO ISS PBLA24 START 9.241
HIERARCH ESO ISS PBLA24 END 9.326
HIERARCH ESO ISS PBL34 START 22.396
HIERARCH ESO ISS PBL34 END 22.397
HIERARCH ESO ISS PBLA34 START 189.297
HIERARCH ESO ISS PBLA34 END 189.381
HIERARCH ESO ISS AMBI TAU0 START 0.009756
HIERARCH ESO ISS AMBI TAU0 END 0.009756
HIERARCH ESO ISS AMBI TEMP 13.29
HIERARCH ESO ISS AMBI FWHM START 0.47
HIERARCH ESO ISS AMBI FWHM END 0.47