Exposure
ID
PIONI.2022-01-13T03:50:49.835_1
Header ID
PIONI.2022-01-13T03:50:49.835
Date updated
2022-01-13 03:56:28 UTC+0000
Release date
2023-01-13 03:56:27 UTC+0000
UTC Start
2022-01-13 03:50:49.835
UTC End
2022-01-13 03:51:15.435
MJD Start
59592.1602990185
MJD End
59592.1605953148
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.010097
Ambient temperature (°C)
15.79
Seeing (arcsec)
0.63
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 121.2260 121.2580 234.6000 234.6000
K0-D0 94.8280 94.8600 245.9000 246.0000
K0-J3 56.2610 56.2680 328.6090 328.6630
B2-D0 33.8900 33.8910 21.1000 21.1000
B2-J3 137.2090 137.2220 30.4080 30.4820
D0-J3 103.9160 103.9280 33.4470 33.5220
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 59592.1602990185
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 121.226
HIERARCH ESO ISS PBL12 END 121.258
HIERARCH ESO ISS PBLA12 START 234.6
HIERARCH ESO ISS PBLA12 END 234.6
HIERARCH ESO ISS PBL13 START 94.828
HIERARCH ESO ISS PBL13 END 94.86
HIERARCH ESO ISS PBLA13 START 245.9
HIERARCH ESO ISS PBLA13 END 246.0
HIERARCH ESO ISS PBL14 START 56.261
HIERARCH ESO ISS PBL14 END 56.268
HIERARCH ESO ISS PBLA14 START 328.609
HIERARCH ESO ISS PBLA14 END 328.663
HIERARCH ESO ISS PBL23 START 33.89
HIERARCH ESO ISS PBL23 END 33.891
HIERARCH ESO ISS PBLA23 START 21.1
HIERARCH ESO ISS PBLA23 END 21.1
HIERARCH ESO ISS PBL24 START 137.209
HIERARCH ESO ISS PBL24 END 137.222
HIERARCH ESO ISS PBLA24 START 30.408
HIERARCH ESO ISS PBLA24 END 30.482
HIERARCH ESO ISS PBL34 START 103.916
HIERARCH ESO ISS PBL34 END 103.928
HIERARCH ESO ISS PBLA34 START 33.447
HIERARCH ESO ISS PBLA34 END 33.522
HIERARCH ESO ISS AMBI TAU0 START 0.010097
HIERARCH ESO ISS AMBI TAU0 END 0.010097
HIERARCH ESO ISS AMBI TEMP 15.79
HIERARCH ESO ISS AMBI FWHM START 0.63
HIERARCH ESO ISS AMBI FWHM END 0.63