Exposure
ID
PIONI.2022-01-04T06:23:55.924_1
Header ID
PIONI.2022-01-04T06:23:55.924
Date updated
2022-01-04 06:30:51 UTC+0000
Release date
2023-01-04 06:30:51 UTC+0000
UTC Start
2022-01-04 06:23:55.924
UTC End
2022-01-04 06:24:21.524
MJD Start
59583.2666194942
MJD End
59583.2669157905
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.014947
Ambient temperature (°C)
14.95
Seeing (arcsec)
0.36
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 87.8960 87.8540 125.1000 125.2000
A0-J2 123.9690 123.8840 101.2000 101.3000
A0-J3 128.7860 128.7280 52.7400 52.7860
G1-J2 56.2830 56.2520 62.0000 62.0000
G1-J3 132.0860 132.0810 13.3840 13.4400
J2-J3 103.8290 103.8270 349.3930 349.4660
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 59583.2666194942
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 87.896
HIERARCH ESO ISS PBL12 END 87.854
HIERARCH ESO ISS PBLA12 START 125.1
HIERARCH ESO ISS PBLA12 END 125.2
HIERARCH ESO ISS PBL13 START 123.969
HIERARCH ESO ISS PBL13 END 123.884
HIERARCH ESO ISS PBLA13 START 101.2
HIERARCH ESO ISS PBLA13 END 101.3
HIERARCH ESO ISS PBL14 START 128.786
HIERARCH ESO ISS PBL14 END 128.728
HIERARCH ESO ISS PBLA14 START 52.74
HIERARCH ESO ISS PBLA14 END 52.786
HIERARCH ESO ISS PBL23 START 56.283
HIERARCH ESO ISS PBL23 END 56.252
HIERARCH ESO ISS PBLA23 START 62.0
HIERARCH ESO ISS PBLA23 END 62.0
HIERARCH ESO ISS PBL24 START 132.086
HIERARCH ESO ISS PBL24 END 132.081
HIERARCH ESO ISS PBLA24 START 13.384
HIERARCH ESO ISS PBLA24 END 13.44
HIERARCH ESO ISS PBL34 START 103.829
HIERARCH ESO ISS PBL34 END 103.827
HIERARCH ESO ISS PBLA34 START 349.393
HIERARCH ESO ISS PBLA34 END 349.466
HIERARCH ESO ISS AMBI TAU0 START 0.014947
HIERARCH ESO ISS AMBI TAU0 END 0.014947
HIERARCH ESO ISS AMBI TEMP 14.95
HIERARCH ESO ISS AMBI FWHM START 0.36
HIERARCH ESO ISS AMBI FWHM END 0.36