Exposure
ID
PIONI.2022-01-13T05:52:00.936_1
Header ID
PIONI.2022-01-13T05:52:00.936
Date updated
2022-01-13 05:56:09 UTC+0000
Release date
2023-01-13 05:56:09 UTC+0000
UTC Start
2022-01-13 05:52:00.936
UTC End
2022-01-13 05:52:26.536
MJD Start
59592.2444552807
MJD End
59592.244751577
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.018459
Ambient temperature (°C)
15.25
Seeing (arcsec)
0.55
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 117.5180 117.4460 247.0000 247.1000
K0-D0 91.7000 91.6360 258.8000 258.9000
K0-J3 56.2890 56.2850 342.0290 342.1050
B2-D0 33.4510 33.4440 33.1000 33.1000
B2-J3 134.6480 134.6030 42.4290 42.4720
D0-J3 101.7870 101.7500 45.4910 45.5340
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 59592.2444552807
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 117.518
HIERARCH ESO ISS PBL12 END 117.446
HIERARCH ESO ISS PBLA12 START 247.0
HIERARCH ESO ISS PBLA12 END 247.1
HIERARCH ESO ISS PBL13 START 91.7
HIERARCH ESO ISS PBL13 END 91.636
HIERARCH ESO ISS PBLA13 START 258.8
HIERARCH ESO ISS PBLA13 END 258.9
HIERARCH ESO ISS PBL14 START 56.289
HIERARCH ESO ISS PBL14 END 56.285
HIERARCH ESO ISS PBLA14 START 342.029
HIERARCH ESO ISS PBLA14 END 342.105
HIERARCH ESO ISS PBL23 START 33.451
HIERARCH ESO ISS PBL23 END 33.444
HIERARCH ESO ISS PBLA23 START 33.1
HIERARCH ESO ISS PBLA23 END 33.1
HIERARCH ESO ISS PBL24 START 134.648
HIERARCH ESO ISS PBL24 END 134.603
HIERARCH ESO ISS PBLA24 START 42.429
HIERARCH ESO ISS PBLA24 END 42.472
HIERARCH ESO ISS PBL34 START 101.787
HIERARCH ESO ISS PBL34 END 101.75
HIERARCH ESO ISS PBLA34 START 45.491
HIERARCH ESO ISS PBLA34 END 45.534
HIERARCH ESO ISS AMBI TAU0 START 0.018459
HIERARCH ESO ISS AMBI TAU0 END 0.018459
HIERARCH ESO ISS AMBI TEMP 15.25
HIERARCH ESO ISS AMBI FWHM START 0.55
HIERARCH ESO ISS AMBI FWHM END 0.55