Exposure
ID
PIONI.2022-01-06T08:29:38.319_1
Header ID
PIONI.2022-01-06T08:29:38.319
Date updated
2022-01-06 08:41:23 UTC+0000
Release date
2023-01-06 08:41:23 UTC+0000
UTC Start
2022-01-06 08:29:38.319
UTC End
2022-01-06 08:30:03.919
MJD Start
59585.3539157296
MJD End
59585.3542120259
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.005423
Ambient temperature (°C)
12.43
Seeing (arcsec)
1.04
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 74.6930 74.6350 150.2000 150.3000
A0-D0 22.0870 22.0340 91.8000 91.9000
A0-J3 103.4680 103.3050 59.2540 59.2640
G1-D0 65.8570 65.8430 346.8000 346.9000
G1-J3 128.5990 128.5700 23.7470 23.7810
D0-J3 85.6800 85.5730 51.2800 51.2870
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 59585.3539157296
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 74.693
HIERARCH ESO ISS PBL12 END 74.635
HIERARCH ESO ISS PBLA12 START 150.2
HIERARCH ESO ISS PBLA12 END 150.3
HIERARCH ESO ISS PBL13 START 22.087
HIERARCH ESO ISS PBL13 END 22.034
HIERARCH ESO ISS PBLA13 START 91.8
HIERARCH ESO ISS PBLA13 END 91.9
HIERARCH ESO ISS PBL14 START 103.468
HIERARCH ESO ISS PBL14 END 103.305
HIERARCH ESO ISS PBLA14 START 59.254
HIERARCH ESO ISS PBLA14 END 59.264
HIERARCH ESO ISS PBL23 START 65.857
HIERARCH ESO ISS PBL23 END 65.843
HIERARCH ESO ISS PBLA23 START 346.8
HIERARCH ESO ISS PBLA23 END 346.9
HIERARCH ESO ISS PBL24 START 128.599
HIERARCH ESO ISS PBL24 END 128.57
HIERARCH ESO ISS PBLA24 START 23.747
HIERARCH ESO ISS PBLA24 END 23.781
HIERARCH ESO ISS PBL34 START 85.68
HIERARCH ESO ISS PBL34 END 85.573
HIERARCH ESO ISS PBLA34 START 51.28
HIERARCH ESO ISS PBLA34 END 51.287
HIERARCH ESO ISS AMBI TAU0 START 0.005423
HIERARCH ESO ISS AMBI TAU0 END 0.005423
HIERARCH ESO ISS AMBI TEMP 12.43
HIERARCH ESO ISS AMBI FWHM START 1.04
HIERARCH ESO ISS AMBI FWHM END 1.04