Exposure
ID
PIONI.2022-02-10T05:03:35.297_1
Header ID
PIONI.2022-02-10T05:03:35.297
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 05:03:35.297
UTC End
2022-02-10 05:04:00.897
MJD Start
59620.2108251979
MJD End
59620.2111214942
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.005885
Ambient temperature (°C)
13.13
Seeing (arcsec)
0.74
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 58.7590 58.6810 288.6000 288.7000
K0-D0 82.3280 82.2120 264.7000 264.7000
K0-J3 55.8730 55.8700 350.5300 350.6160
G2-D0 37.2960 37.2720 224.8000 224.9000
G2-J3 58.9900 58.9410 51.9980 52.0270
D0-J3 96.1070 96.0350 49.2270 49.2550
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 59620.2108251979
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 58.759
HIERARCH ESO ISS PBL12 END 58.681
HIERARCH ESO ISS PBLA12 START 288.6
HIERARCH ESO ISS PBLA12 END 288.7
HIERARCH ESO ISS PBL13 START 82.328
HIERARCH ESO ISS PBL13 END 82.212
HIERARCH ESO ISS PBLA13 START 264.7
HIERARCH ESO ISS PBLA13 END 264.7
HIERARCH ESO ISS PBL14 START 55.873
HIERARCH ESO ISS PBL14 END 55.87
HIERARCH ESO ISS PBLA14 START 350.53
HIERARCH ESO ISS PBLA14 END 350.616
HIERARCH ESO ISS PBL23 START 37.296
HIERARCH ESO ISS PBL23 END 37.272
HIERARCH ESO ISS PBLA23 START 224.8
HIERARCH ESO ISS PBLA23 END 224.9
HIERARCH ESO ISS PBL24 START 58.99
HIERARCH ESO ISS PBL24 END 58.941
HIERARCH ESO ISS PBLA24 START 51.998
HIERARCH ESO ISS PBLA24 END 52.027
HIERARCH ESO ISS PBL34 START 96.107
HIERARCH ESO ISS PBL34 END 96.035
HIERARCH ESO ISS PBLA34 START 49.227
HIERARCH ESO ISS PBLA34 END 49.255
HIERARCH ESO ISS AMBI TAU0 START 0.005885
HIERARCH ESO ISS AMBI TAU0 END 0.005885
HIERARCH ESO ISS AMBI TEMP 13.13
HIERARCH ESO ISS AMBI FWHM START 0.74
HIERARCH ESO ISS AMBI FWHM END 0.74