Exposure
ID
PIONI.2022-01-17T05:11:49.826_1
Header ID
PIONI.2022-01-17T05:11:49.826
Date updated
2022-01-17 05:21:06 UTC+0000
Release date
2023-01-17 05:21:06 UTC+0000
UTC Start
2022-01-17 05:11:49.826
UTC End
2022-01-17 05:12:15.426
MJD Start
59596.2165489146
MJD End
59596.2168452109
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.015542
Ambient temperature (°C)
13.52
Seeing (arcsec)
0.32
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 25.1700 25.1670 148.7000 148.8000
A0-D0 31.3290 31.3140 76.4000 76.5000
A0-C1 22.2900 22.2820 122.2610 122.3390
B2-D0 33.6990 33.6940 31.1000 31.1000
B2-C1 11.2260 11.2240 31.0370 31.0890
D0-C1 22.4730 22.4700 211.0990 211.1510
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 59596.2165489146
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 25.17
HIERARCH ESO ISS PBL12 END 25.167
HIERARCH ESO ISS PBLA12 START 148.7
HIERARCH ESO ISS PBLA12 END 148.8
HIERARCH ESO ISS PBL13 START 31.329
HIERARCH ESO ISS PBL13 END 31.314
HIERARCH ESO ISS PBLA13 START 76.4
HIERARCH ESO ISS PBLA13 END 76.5
HIERARCH ESO ISS PBL14 START 22.29
HIERARCH ESO ISS PBL14 END 22.282
HIERARCH ESO ISS PBLA14 START 122.261
HIERARCH ESO ISS PBLA14 END 122.339
HIERARCH ESO ISS PBL23 START 33.699
HIERARCH ESO ISS PBL23 END 33.694
HIERARCH ESO ISS PBLA23 START 31.1
HIERARCH ESO ISS PBLA23 END 31.1
HIERARCH ESO ISS PBL24 START 11.226
HIERARCH ESO ISS PBL24 END 11.224
HIERARCH ESO ISS PBLA24 START 31.037
HIERARCH ESO ISS PBLA24 END 31.089
HIERARCH ESO ISS PBL34 START 22.473
HIERARCH ESO ISS PBL34 END 22.47
HIERARCH ESO ISS PBLA34 START 211.099
HIERARCH ESO ISS PBLA34 END 211.151
HIERARCH ESO ISS AMBI TAU0 START 0.015542
HIERARCH ESO ISS AMBI TAU0 END 0.015542
HIERARCH ESO ISS AMBI TEMP 13.52
HIERARCH ESO ISS AMBI FWHM START 0.32
HIERARCH ESO ISS AMBI FWHM END 0.32