Exposure
ID
PIONI.2022-01-04T06:21:23.450_1
Header ID
PIONI.2022-01-04T06:21:23.450
Date updated
2022-01-04 06:25:45 UTC+0000
Release date
2023-01-04 06:25:44 UTC+0000
UTC Start
2022-01-04 06:21:23.451
UTC End
2022-01-04 06:21:49.051
MJD Start
59583.2648547543
MJD End
59583.2651510506
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.0117585
Ambient temperature (°C)
14.95
Seeing (arcsec)
0.37
Observation
ID
49124
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 J2 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 88.0690 88.0280 124.7000 124.8000
A0-J2 124.3210 124.2380 100.9000 101.0000
A0-J3 129.0260 128.9700 52.5450 52.5910
G1-J2 56.4120 56.3820 61.8000 61.8000
G1-J3 132.1070 132.1020 13.1460 13.2020
J2-J3 103.8400 103.8370 349.0870 349.1590
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 59583.2648547543
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 J2
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 88.069
HIERARCH ESO ISS PBL12 END 88.028
HIERARCH ESO ISS PBLA12 START 124.7
HIERARCH ESO ISS PBLA12 END 124.8
HIERARCH ESO ISS PBL13 START 124.321
HIERARCH ESO ISS PBL13 END 124.238
HIERARCH ESO ISS PBLA13 START 100.9
HIERARCH ESO ISS PBLA13 END 101.0
HIERARCH ESO ISS PBL14 START 129.026
HIERARCH ESO ISS PBL14 END 128.97
HIERARCH ESO ISS PBLA14 START 52.545
HIERARCH ESO ISS PBLA14 END 52.591
HIERARCH ESO ISS PBL23 START 56.412
HIERARCH ESO ISS PBL23 END 56.382
HIERARCH ESO ISS PBLA23 START 61.8
HIERARCH ESO ISS PBLA23 END 61.8
HIERARCH ESO ISS PBL24 START 132.107
HIERARCH ESO ISS PBL24 END 132.102
HIERARCH ESO ISS PBLA24 START 13.146
HIERARCH ESO ISS PBLA24 END 13.202
HIERARCH ESO ISS PBL34 START 103.84
HIERARCH ESO ISS PBL34 END 103.837
HIERARCH ESO ISS PBLA34 START 349.087
HIERARCH ESO ISS PBLA34 END 349.159
HIERARCH ESO ISS AMBI TAU0 START 0.012423
HIERARCH ESO ISS AMBI TAU0 END 0.011094
HIERARCH ESO ISS AMBI TEMP 14.95
HIERARCH ESO ISS AMBI FWHM START 0.37
HIERARCH ESO ISS AMBI FWHM END 0.37