Exposure
ID
PIONI.2022-01-13T07:20:25.426_1
Header ID
PIONI.2022-01-13T07:20:25.426
Date updated
2022-01-13 07:26:11 UTC+0000
Release date
2023-01-13 07:26:11 UTC+0000
UTC Start
2022-01-13 07:20:25.426
UTC End
2022-01-13 07:20:51.026
MJD Start
59592.3058498362
MJD End
59592.3061461325
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.0136605
Ambient temperature (°C)
14.75
Seeing (arcsec)
0.865
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 100.3000 100.1410 253.5000 253.6000
K0-D0 76.7030 76.5670 267.3000 267.4000
K0-J3 55.7470 55.7440 354.4370 354.5250
B2-D0 31.5970 31.5790 38.3000 38.3000
B2-J3 123.6200 123.5150 47.2590 47.2790
D0-J3 92.5420 92.4540 50.3160 50.3360
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 59592.3058498362
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 100.3
HIERARCH ESO ISS PBL12 END 100.141
HIERARCH ESO ISS PBLA12 START 253.5
HIERARCH ESO ISS PBLA12 END 253.6
HIERARCH ESO ISS PBL13 START 76.703
HIERARCH ESO ISS PBL13 END 76.567
HIERARCH ESO ISS PBLA13 START 267.3
HIERARCH ESO ISS PBLA13 END 267.4
HIERARCH ESO ISS PBL14 START 55.747
HIERARCH ESO ISS PBL14 END 55.744
HIERARCH ESO ISS PBLA14 START 354.437
HIERARCH ESO ISS PBLA14 END 354.525
HIERARCH ESO ISS PBL23 START 31.597
HIERARCH ESO ISS PBL23 END 31.579
HIERARCH ESO ISS PBLA23 START 38.3
HIERARCH ESO ISS PBLA23 END 38.3
HIERARCH ESO ISS PBL24 START 123.62
HIERARCH ESO ISS PBL24 END 123.515
HIERARCH ESO ISS PBLA24 START 47.259
HIERARCH ESO ISS PBLA24 END 47.279
HIERARCH ESO ISS PBL34 START 92.542
HIERARCH ESO ISS PBL34 END 92.454
HIERARCH ESO ISS PBLA34 START 50.316
HIERARCH ESO ISS PBLA34 END 50.336
HIERARCH ESO ISS AMBI TAU0 START 0.014964
HIERARCH ESO ISS AMBI TAU0 END 0.012357
HIERARCH ESO ISS AMBI TEMP 14.75
HIERARCH ESO ISS AMBI FWHM START 0.78
HIERARCH ESO ISS AMBI FWHM END 0.95