Exposure
ID
PIONI.2022-05-29T09:24:52.976_1
Header ID
PIONI.2022-05-29T09:24:52.976
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 09:24:52.976
UTC End
2022-05-29 09:25:31.376
MJD Start
59728.3922798191
MJD End
59728.3927242635
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.002262
Ambient temperature (°C)
6.47
Seeing (arcsec)
0.75
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 50.5270 50.4060 301.5000 301.7000
K0-D0 68.1140 67.9060 273.2000 273.3000
K0-I2 26.1480 26.1350 339.7670 339.9390
G2-D0 33.6570 33.6080 227.8000 227.9000
G2-I2 34.0760 33.9720 93.1970 93.3020
D0-I2 62.4950 62.3340 70.6650 70.7080
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 59728.3922798191
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 50.527
HIERARCH ESO ISS PBL12 END 50.406
HIERARCH ESO ISS PBLA12 START 301.5
HIERARCH ESO ISS PBLA12 END 301.7
HIERARCH ESO ISS PBL13 START 68.114
HIERARCH ESO ISS PBL13 END 67.906
HIERARCH ESO ISS PBLA13 START 273.2
HIERARCH ESO ISS PBLA13 END 273.3
HIERARCH ESO ISS PBL14 START 26.148
HIERARCH ESO ISS PBL14 END 26.135
HIERARCH ESO ISS PBLA14 START 339.767
HIERARCH ESO ISS PBLA14 END 339.939
HIERARCH ESO ISS PBL23 START 33.657
HIERARCH ESO ISS PBL23 END 33.608
HIERARCH ESO ISS PBLA23 START 227.8
HIERARCH ESO ISS PBLA23 END 227.9
HIERARCH ESO ISS PBL24 START 34.076
HIERARCH ESO ISS PBL24 END 33.972
HIERARCH ESO ISS PBLA24 START 93.197
HIERARCH ESO ISS PBLA24 END 93.302
HIERARCH ESO ISS PBL34 START 62.495
HIERARCH ESO ISS PBL34 END 62.334
HIERARCH ESO ISS PBLA34 START 70.665
HIERARCH ESO ISS PBLA34 END 70.708
HIERARCH ESO ISS AMBI TAU0 START 0.002262
HIERARCH ESO ISS AMBI TAU0 END 0.002262
HIERARCH ESO ISS AMBI TEMP 6.47
HIERARCH ESO ISS AMBI FWHM START 0.75
HIERARCH ESO ISS AMBI FWHM END 0.75