Exposure
ID
PIONI.2022-05-29T09:21:29.224_1
Header ID
PIONI.2022-05-29T09:21:29.224
Date updated
2022-05-29 09:31:01 UTC+0000
Release date
2023-05-29 09:31:01 UTC+0000
UTC Start
2022-05-29 09:21:29.224
UTC End
2022-05-29 09:22:07.623
MJD Start
59728.3899215683
MJD End
59728.3903660127
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.0024475
Ambient temperature (°C)
6.46
Seeing (arcsec)
0.715
Observation
ID
51045
Category
science
Program ID
109.231M.001
Program Title
3D ORBITS OF GALACTIC LUMINOUS BLUE VARIABLE STARS
Program Type
Normal
PI / COI
MAHY/ SANA/ FROST/ HUTSEMEKERS/ KLUSKA/ LANTHERMANN/ LE BOUQUIN/ GOSSET
Target
ID
35816
Name
HD 316285
RA
267.058473
DEC
-28.01478
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
K0 G2 D0 I2
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 51.0410 50.9200 300.8000 301.0000
K0-D0 68.9950 68.7890 272.8000 272.9000
K0-I2 26.2040 26.1910 339.0400 339.2110
G2-D0 33.8660 33.8170 227.8000 227.8000
G2-I2 34.5160 34.4130 92.7590 92.8610
D0-I2 63.1770 63.0170 70.4840 70.5270
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 109.231M.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 59728.3899215683
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 316285
RA 267.058473
DEC -28.01478
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 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 I2
EXPTIME 38.4
HIERARCH ESO DET DIT 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 51.041
HIERARCH ESO ISS PBL12 END 50.92
HIERARCH ESO ISS PBLA12 START 300.8
HIERARCH ESO ISS PBLA12 END 301.0
HIERARCH ESO ISS PBL13 START 68.995
HIERARCH ESO ISS PBL13 END 68.789
HIERARCH ESO ISS PBLA13 START 272.8
HIERARCH ESO ISS PBLA13 END 272.9
HIERARCH ESO ISS PBL14 START 26.204
HIERARCH ESO ISS PBL14 END 26.191
HIERARCH ESO ISS PBLA14 START 339.04
HIERARCH ESO ISS PBLA14 END 339.211
HIERARCH ESO ISS PBL23 START 33.866
HIERARCH ESO ISS PBL23 END 33.817
HIERARCH ESO ISS PBLA23 START 227.8
HIERARCH ESO ISS PBLA23 END 227.8
HIERARCH ESO ISS PBL24 START 34.516
HIERARCH ESO ISS PBL24 END 34.413
HIERARCH ESO ISS PBLA24 START 92.759
HIERARCH ESO ISS PBLA24 END 92.861
HIERARCH ESO ISS PBL34 START 63.177
HIERARCH ESO ISS PBL34 END 63.017
HIERARCH ESO ISS PBLA34 START 70.484
HIERARCH ESO ISS PBLA34 END 70.527
HIERARCH ESO ISS AMBI TAU0 START 0.002701
HIERARCH ESO ISS AMBI TAU0 END 0.002194
HIERARCH ESO ISS AMBI TEMP 6.46
HIERARCH ESO ISS AMBI FWHM START 0.7
HIERARCH ESO ISS AMBI FWHM END 0.73