Exposure
ID
PIONI.2022-01-17T02:06:59.372_1
Header ID
PIONI.2022-01-17T02:06:59.372
Date updated
2022-01-17 02:15:58 UTC+0000
Release date
2023-01-17 02:15:58 UTC+0000
UTC Start
2022-01-17 02:06:59.373
UTC End
2022-01-17 02:07:24.973
MJD Start
59596.0881871819
MJD End
59596.0884834782
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.011931
Ambient temperature (°C)
13.27
Seeing (arcsec)
0.41
Observation
ID
49273
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
36867
Name
VYCMa
RA
110.741831
DEC
-25.7676
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 23.5650 23.5810 132.2000 132.2000
A0-D0 28.7580 28.7850 53.0000 53.1000
A0-C1 19.8730 19.8980 103.9620 104.0100
B2-D0 33.5870 33.5890 9.5000 9.5000
B2-C1 11.1890 11.1900 9.4200 9.5040
D0-C1 22.3990 22.4000 189.4750 189.5600
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 59596.0881871819
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME VYCMa
RA 110.741831
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 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 25.6
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 23.565
HIERARCH ESO ISS PBL12 END 23.581
HIERARCH ESO ISS PBLA12 START 132.2
HIERARCH ESO ISS PBLA12 END 132.2
HIERARCH ESO ISS PBL13 START 28.758
HIERARCH ESO ISS PBL13 END 28.785
HIERARCH ESO ISS PBLA13 START 53.0
HIERARCH ESO ISS PBLA13 END 53.1
HIERARCH ESO ISS PBL14 START 19.873
HIERARCH ESO ISS PBL14 END 19.898
HIERARCH ESO ISS PBLA14 START 103.962
HIERARCH ESO ISS PBLA14 END 104.01
HIERARCH ESO ISS PBL23 START 33.587
HIERARCH ESO ISS PBL23 END 33.589
HIERARCH ESO ISS PBLA23 START 9.5
HIERARCH ESO ISS PBLA23 END 9.5
HIERARCH ESO ISS PBL24 START 11.189
HIERARCH ESO ISS PBL24 END 11.19
HIERARCH ESO ISS PBLA24 START 9.42
HIERARCH ESO ISS PBLA24 END 9.504
HIERARCH ESO ISS PBL34 START 22.399
HIERARCH ESO ISS PBL34 END 22.4
HIERARCH ESO ISS PBLA34 START 189.475
HIERARCH ESO ISS PBLA34 END 189.56
HIERARCH ESO ISS AMBI TAU0 START 0.0118
HIERARCH ESO ISS AMBI TAU0 END 0.012062
HIERARCH ESO ISS AMBI TEMP 13.27
HIERARCH ESO ISS AMBI FWHM START 0.38
HIERARCH ESO ISS AMBI FWHM END 0.44