Exposure
ID
PIONI.2022-01-17T06:18:52.800_1
Header ID
PIONI.2022-01-17T06:18:52.800
Date updated
2022-01-17 06:26:03 UTC+0000
Release date
2023-01-17 06:26:03 UTC+0000
UTC Start
2022-01-17 06:18:52.800
UTC End
2022-01-17 06:19:18.400
MJD Start
59596.2631111098
MJD End
59596.2634074061
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.007378
Ambient temperature (°C)
12.19
Seeing (arcsec)
0.61
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 24.6940 24.6890 158.3000 158.4000
A0-D0 28.6010 28.5680 82.8000 82.9000
A0-C1 20.9880 20.9730 132.2380 132.3400
B2-D0 32.7570 32.7440 36.0000 36.0000
B2-C1 10.9120 10.9080 35.9470 35.9820
D0-C1 21.8440 21.8360 216.0070 216.0420
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 59596.2631111098
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 24.694
HIERARCH ESO ISS PBL12 END 24.689
HIERARCH ESO ISS PBLA12 START 158.3
HIERARCH ESO ISS PBLA12 END 158.4
HIERARCH ESO ISS PBL13 START 28.601
HIERARCH ESO ISS PBL13 END 28.568
HIERARCH ESO ISS PBLA13 START 82.8
HIERARCH ESO ISS PBLA13 END 82.9
HIERARCH ESO ISS PBL14 START 20.988
HIERARCH ESO ISS PBL14 END 20.973
HIERARCH ESO ISS PBLA14 START 132.238
HIERARCH ESO ISS PBLA14 END 132.34
HIERARCH ESO ISS PBL23 START 32.757
HIERARCH ESO ISS PBL23 END 32.744
HIERARCH ESO ISS PBLA23 START 36.0
HIERARCH ESO ISS PBLA23 END 36.0
HIERARCH ESO ISS PBL24 START 10.912
HIERARCH ESO ISS PBL24 END 10.908
HIERARCH ESO ISS PBLA24 START 35.947
HIERARCH ESO ISS PBLA24 END 35.982
HIERARCH ESO ISS PBL34 START 21.844
HIERARCH ESO ISS PBL34 END 21.836
HIERARCH ESO ISS PBLA34 START 216.007
HIERARCH ESO ISS PBLA34 END 216.042
HIERARCH ESO ISS AMBI TAU0 START 0.007378
HIERARCH ESO ISS AMBI TAU0 END 0.007378
HIERARCH ESO ISS AMBI TEMP 12.19
HIERARCH ESO ISS AMBI FWHM START 0.61
HIERARCH ESO ISS AMBI FWHM END 0.61