Exposure
ID
PIONI.2022-01-17T00:57:54.312_1
Header ID
PIONI.2022-01-17T00:57:54.312
Date updated
2022-01-17 11:55:49 UTC+0000
Release date
2023-01-17 11:55:49 UTC+0000
UTC Start
2022-01-17 00:57:54.313
UTC End
2022-01-17 00:58:19.913
MJD Start
59596.0402119518
MJD End
59596.0405082481
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.009472
Ambient temperature (°C)
13.59
Seeing (arcsec)
0.51
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 21.1880 21.2130 129.9000 129.9000
A0-D0 25.4730 25.5020 38.7000 38.8000
A0-C1 16.3210 16.3580 98.6240 98.6700
B2-D0 33.4770 33.4770 359.5000 359.5000
B2-C1 11.1530 11.1530 359.4220 359.5100
D0-C1 22.3250 22.3250 179.4670 179.5550
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 59596.0402119518
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 21.188
HIERARCH ESO ISS PBL12 END 21.213
HIERARCH ESO ISS PBLA12 START 129.9
HIERARCH ESO ISS PBLA12 END 129.9
HIERARCH ESO ISS PBL13 START 25.473
HIERARCH ESO ISS PBL13 END 25.502
HIERARCH ESO ISS PBLA13 START 38.7
HIERARCH ESO ISS PBLA13 END 38.8
HIERARCH ESO ISS PBL14 START 16.321
HIERARCH ESO ISS PBL14 END 16.358
HIERARCH ESO ISS PBLA14 START 98.624
HIERARCH ESO ISS PBLA14 END 98.67
HIERARCH ESO ISS PBL23 START 33.477
HIERARCH ESO ISS PBL23 END 33.477
HIERARCH ESO ISS PBLA23 START 359.5
HIERARCH ESO ISS PBLA23 END 359.5
HIERARCH ESO ISS PBL24 START 11.153
HIERARCH ESO ISS PBL24 END 11.153
HIERARCH ESO ISS PBLA24 START 359.422
HIERARCH ESO ISS PBLA24 END 359.51
HIERARCH ESO ISS PBL34 START 22.325
HIERARCH ESO ISS PBL34 END 22.325
HIERARCH ESO ISS PBLA34 START 179.467
HIERARCH ESO ISS PBLA34 END 179.555
HIERARCH ESO ISS AMBI TAU0 START 0.009472
HIERARCH ESO ISS AMBI TAU0 END 0.009472
HIERARCH ESO ISS AMBI TEMP 13.59
HIERARCH ESO ISS AMBI FWHM START 0.51
HIERARCH ESO ISS AMBI FWHM END 0.51