Exposure
ID
PIONI.2022-05-29T09:23:10.796_1
Header ID
PIONI.2022-05-29T09:23:10.796
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 09:23:10.797
UTC End
2022-05-29 09:23:49.197
MJD Start
59728.3910971833
MJD End
59728.3915416277
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.002194
Ambient temperature (°C)
6.46
Seeing (arcsec)
0.74
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 50.7870 50.6630 301.2000 301.3000
K0-D0 68.5600 68.3480 273.0000 273.1000
K0-I2 26.1770 26.1630 339.4000 339.5740
G2-D0 33.7630 33.7130 227.8000 227.8000
G2-I2 34.2990 34.1930 92.9760 93.0810
D0-I2 62.8410 62.6770 70.5750 70.6180
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 59728.3910971833
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 50.787
HIERARCH ESO ISS PBL12 END 50.663
HIERARCH ESO ISS PBLA12 START 301.2
HIERARCH ESO ISS PBLA12 END 301.3
HIERARCH ESO ISS PBL13 START 68.56
HIERARCH ESO ISS PBL13 END 68.348
HIERARCH ESO ISS PBLA13 START 273.0
HIERARCH ESO ISS PBLA13 END 273.1
HIERARCH ESO ISS PBL14 START 26.177
HIERARCH ESO ISS PBL14 END 26.163
HIERARCH ESO ISS PBLA14 START 339.4
HIERARCH ESO ISS PBLA14 END 339.574
HIERARCH ESO ISS PBL23 START 33.763
HIERARCH ESO ISS PBL23 END 33.713
HIERARCH ESO ISS PBLA23 START 227.8
HIERARCH ESO ISS PBLA23 END 227.8
HIERARCH ESO ISS PBL24 START 34.299
HIERARCH ESO ISS PBL24 END 34.193
HIERARCH ESO ISS PBLA24 START 92.976
HIERARCH ESO ISS PBLA24 END 93.081
HIERARCH ESO ISS PBL34 START 62.841
HIERARCH ESO ISS PBL34 END 62.677
HIERARCH ESO ISS PBLA34 START 70.575
HIERARCH ESO ISS PBLA34 END 70.618
HIERARCH ESO ISS AMBI TAU0 START 0.002194
HIERARCH ESO ISS AMBI TAU0 END 0.002194
HIERARCH ESO ISS AMBI TEMP 6.46
HIERARCH ESO ISS AMBI FWHM START 0.73
HIERARCH ESO ISS AMBI FWHM END 0.75