Exposure
ID
PIONI.2022-01-06T08:43:15.903_1
Header ID
PIONI.2022-01-06T08:43:15.903
Date updated
2022-01-06 09:01:50 UTC+0000
Release date
2023-01-06 09:01:49 UTC+0000
UTC Start
2022-01-06 08:43:15.903
UTC End
2022-01-06 08:43:41.503
MJD Start
59585.3633785094
MJD End
59585.3636748057
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.0066835
Ambient temperature (°C)
12.29
Seeing (arcsec)
0.92
Observation
ID
49182
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
A0 G1 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 73.3780 73.3230 153.6000 153.7000
A0-D0 20.8160 20.7590 93.4000 93.5000
A0-J3 99.5480 99.3700 59.4300 59.4350
G1-D0 65.5460 65.5340 349.6000 349.7000
G1-J3 127.8770 127.8430 24.5130 24.5450
D0-J3 83.1150 82.9990 51.3740 51.3750
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 59585.3633785094
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 A0
HIERARCH ESO ISS CONF STATION2 G1
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 73.378
HIERARCH ESO ISS PBL12 END 73.323
HIERARCH ESO ISS PBLA12 START 153.6
HIERARCH ESO ISS PBLA12 END 153.7
HIERARCH ESO ISS PBL13 START 20.816
HIERARCH ESO ISS PBL13 END 20.759
HIERARCH ESO ISS PBLA13 START 93.4
HIERARCH ESO ISS PBLA13 END 93.5
HIERARCH ESO ISS PBL14 START 99.548
HIERARCH ESO ISS PBL14 END 99.37
HIERARCH ESO ISS PBLA14 START 59.43
HIERARCH ESO ISS PBLA14 END 59.435
HIERARCH ESO ISS PBL23 START 65.546
HIERARCH ESO ISS PBL23 END 65.534
HIERARCH ESO ISS PBLA23 START 349.6
HIERARCH ESO ISS PBLA23 END 349.7
HIERARCH ESO ISS PBL24 START 127.877
HIERARCH ESO ISS PBL24 END 127.843
HIERARCH ESO ISS PBLA24 START 24.513
HIERARCH ESO ISS PBLA24 END 24.545
HIERARCH ESO ISS PBL34 START 83.115
HIERARCH ESO ISS PBL34 END 82.999
HIERARCH ESO ISS PBLA34 START 51.374
HIERARCH ESO ISS PBLA34 END 51.375
HIERARCH ESO ISS AMBI TAU0 START 0.006383
HIERARCH ESO ISS AMBI TAU0 END 0.006984
HIERARCH ESO ISS AMBI TEMP 12.29
HIERARCH ESO ISS AMBI FWHM START 0.89
HIERARCH ESO ISS AMBI FWHM END 0.95