Exposure
ID
PIONI.2022-01-13T07:37:19.266_1
Header ID
PIONI.2022-01-13T07:37:19.266
Date updated
2022-01-13 07:45:57 UTC+0000
Release date
2023-01-13 07:45:57 UTC+0000
UTC Start
2022-01-13 07:37:19.267
UTC End
2022-01-13 07:37:44.867
MJD Start
59592.3175841039
MJD End
59592.3178804002
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.020336
Ambient temperature (°C)
14.92
Seeing (arcsec)
0.49
Observation
ID
49260
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
36759
Name
VYCMa
RA
110.742449
DEC
-25.7676
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
K0 B2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-B2 95.6140 95.4400 254.6000 254.6000
K0-D0 72.6990 72.5510 269.0000 269.1000
K0-J3 55.6980 55.6970 356.9440 357.0340
B2-D0 31.0570 31.0360 38.9000 38.9000
B2-J3 120.5030 120.3870 47.7640 47.7800
D0-J3 89.9470 89.8500 50.8210 50.8370
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 59592.3175841039
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME VYCMa
RA 110.742449
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 B2
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 95.614
HIERARCH ESO ISS PBL12 END 95.44
HIERARCH ESO ISS PBLA12 START 254.6
HIERARCH ESO ISS PBLA12 END 254.6
HIERARCH ESO ISS PBL13 START 72.699
HIERARCH ESO ISS PBL13 END 72.551
HIERARCH ESO ISS PBLA13 START 269.0
HIERARCH ESO ISS PBLA13 END 269.1
HIERARCH ESO ISS PBL14 START 55.698
HIERARCH ESO ISS PBL14 END 55.697
HIERARCH ESO ISS PBLA14 START 356.944
HIERARCH ESO ISS PBLA14 END 357.034
HIERARCH ESO ISS PBL23 START 31.057
HIERARCH ESO ISS PBL23 END 31.036
HIERARCH ESO ISS PBLA23 START 38.9
HIERARCH ESO ISS PBLA23 END 38.9
HIERARCH ESO ISS PBL24 START 120.503
HIERARCH ESO ISS PBL24 END 120.387
HIERARCH ESO ISS PBLA24 START 47.764
HIERARCH ESO ISS PBLA24 END 47.78
HIERARCH ESO ISS PBL34 START 89.947
HIERARCH ESO ISS PBL34 END 89.85
HIERARCH ESO ISS PBLA34 START 50.821
HIERARCH ESO ISS PBLA34 END 50.837
HIERARCH ESO ISS AMBI TAU0 START 0.020336
HIERARCH ESO ISS AMBI TAU0 END 0.020336
HIERARCH ESO ISS AMBI TEMP 14.92
HIERARCH ESO ISS AMBI FWHM START 0.49
HIERARCH ESO ISS AMBI FWHM END 0.49