Exposure
ID
PIONI.2022-02-10T05:01:41.002_1
Header ID
PIONI.2022-02-10T05:01:41.002
Date updated
2022-02-10 05:10:55 UTC+0000
Release date
2023-02-10 05:10:55 UTC+0000
UTC Start
2022-02-10 05:01:41.002
UTC End
2022-02-10 05:02:06.602
MJD Start
59620.2095023398
MJD End
59620.2097986361
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.005688
Ambient temperature (°C)
13.02
Seeing (arcsec)
0.67
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 59.0080 58.9300 288.4000 288.4000
K0-D0 82.6970 82.5820 264.5000 264.5000
K0-J3 55.8840 55.8810 350.2540 350.3410
G2-D0 37.3720 37.3480 224.8000 224.8000
G2-J3 59.1440 59.0960 51.9060 51.9360
D0-J3 96.3370 96.2660 49.1360 49.1650
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 59620.2095023398
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 59.008
HIERARCH ESO ISS PBL12 END 58.93
HIERARCH ESO ISS PBLA12 START 288.4
HIERARCH ESO ISS PBLA12 END 288.4
HIERARCH ESO ISS PBL13 START 82.697
HIERARCH ESO ISS PBL13 END 82.582
HIERARCH ESO ISS PBLA13 START 264.5
HIERARCH ESO ISS PBLA13 END 264.5
HIERARCH ESO ISS PBL14 START 55.884
HIERARCH ESO ISS PBL14 END 55.881
HIERARCH ESO ISS PBLA14 START 350.254
HIERARCH ESO ISS PBLA14 END 350.341
HIERARCH ESO ISS PBL23 START 37.372
HIERARCH ESO ISS PBL23 END 37.348
HIERARCH ESO ISS PBLA23 START 224.8
HIERARCH ESO ISS PBLA23 END 224.8
HIERARCH ESO ISS PBL24 START 59.144
HIERARCH ESO ISS PBL24 END 59.096
HIERARCH ESO ISS PBLA24 START 51.906
HIERARCH ESO ISS PBLA24 END 51.936
HIERARCH ESO ISS PBL34 START 96.337
HIERARCH ESO ISS PBL34 END 96.266
HIERARCH ESO ISS PBLA34 START 49.136
HIERARCH ESO ISS PBLA34 END 49.165
HIERARCH ESO ISS AMBI TAU0 START 0.005688
HIERARCH ESO ISS AMBI TAU0 END 0.005688
HIERARCH ESO ISS AMBI TEMP 13.02
HIERARCH ESO ISS AMBI FWHM START 0.67
HIERARCH ESO ISS AMBI FWHM END 0.67