Exposure
ID
PIONI.2022-02-10T04:49:37.428_1
Header ID
PIONI.2022-02-10T04:49:37.428
Date updated
2022-02-10 04:56:10 UTC+0000
Release date
2023-02-10 04:56:10 UTC+0000
UTC Start
2022-02-10 04:49:37.428
UTC End
2022-02-10 04:50:03.028
MJD Start
59620.2011276376
MJD End
59620.2014239339
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.00647
Ambient temperature (°C)
13.44
Seeing (arcsec)
0.76
Observation
ID
49220
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
36834
Name
VYCMa
RA
110.743066
DEC
-25.7676
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 60.5080 60.4360 286.6000 286.7000
K0-D0 84.9020 84.7970 263.3000 263.4000
K0-J3 55.9590 55.9550 348.5320 348.6180
G2-D0 37.8240 37.8020 224.1000 224.2000
G2-J3 60.0610 60.0170 51.2890 51.3210
D0-J3 97.7040 97.6390 48.5260 48.5580
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 59620.2011276376
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME VYCMa
RA 110.743066
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 K0
HIERARCH ESO ISS CONF STATION2 G2
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 60.508
HIERARCH ESO ISS PBL12 END 60.436
HIERARCH ESO ISS PBLA12 START 286.6
HIERARCH ESO ISS PBLA12 END 286.7
HIERARCH ESO ISS PBL13 START 84.902
HIERARCH ESO ISS PBL13 END 84.797
HIERARCH ESO ISS PBLA13 START 263.3
HIERARCH ESO ISS PBLA13 END 263.4
HIERARCH ESO ISS PBL14 START 55.959
HIERARCH ESO ISS PBL14 END 55.955
HIERARCH ESO ISS PBLA14 START 348.532
HIERARCH ESO ISS PBLA14 END 348.618
HIERARCH ESO ISS PBL23 START 37.824
HIERARCH ESO ISS PBL23 END 37.802
HIERARCH ESO ISS PBLA23 START 224.1
HIERARCH ESO ISS PBLA23 END 224.2
HIERARCH ESO ISS PBL24 START 60.061
HIERARCH ESO ISS PBL24 END 60.017
HIERARCH ESO ISS PBLA24 START 51.289
HIERARCH ESO ISS PBLA24 END 51.321
HIERARCH ESO ISS PBL34 START 97.704
HIERARCH ESO ISS PBL34 END 97.639
HIERARCH ESO ISS PBLA34 START 48.526
HIERARCH ESO ISS PBLA34 END 48.558
HIERARCH ESO ISS AMBI TAU0 START 0.00647
HIERARCH ESO ISS AMBI TAU0 END 0.00647
HIERARCH ESO ISS AMBI TEMP 13.44
HIERARCH ESO ISS AMBI FWHM START 0.76
HIERARCH ESO ISS AMBI FWHM END 0.76