Exposure
ID
PIONI.2022-05-29T09:24:01.940_1
Header ID
PIONI.2022-05-29T09:24:01.940
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 09:24:01.940
UTC End
2022-05-29 09:24:40.340
MJD Start
59728.3916891217
MJD End
59728.3921335661
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.002228
Ambient temperature (°C)
6.46
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 50.6580 50.5350 301.4000 301.5000
K0-D0 68.3400 68.1270 273.1000 273.2000
K0-I2 26.1630 26.1490 339.5810 339.7570
G2-D0 33.7110 33.6600 227.8000 227.8000
G2-I2 34.1890 34.0820 93.0850 93.1920
D0-I2 62.6700 62.5060 70.6190 70.6630
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 59728.3916891217
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 50.658
HIERARCH ESO ISS PBL12 END 50.535
HIERARCH ESO ISS PBLA12 START 301.4
HIERARCH ESO ISS PBLA12 END 301.5
HIERARCH ESO ISS PBL13 START 68.34
HIERARCH ESO ISS PBL13 END 68.127
HIERARCH ESO ISS PBLA13 START 273.1
HIERARCH ESO ISS PBLA13 END 273.2
HIERARCH ESO ISS PBL14 START 26.163
HIERARCH ESO ISS PBL14 END 26.149
HIERARCH ESO ISS PBLA14 START 339.581
HIERARCH ESO ISS PBLA14 END 339.757
HIERARCH ESO ISS PBL23 START 33.711
HIERARCH ESO ISS PBL23 END 33.66
HIERARCH ESO ISS PBLA23 START 227.8
HIERARCH ESO ISS PBLA23 END 227.8
HIERARCH ESO ISS PBL24 START 34.189
HIERARCH ESO ISS PBL24 END 34.082
HIERARCH ESO ISS PBLA24 START 93.085
HIERARCH ESO ISS PBLA24 END 93.192
HIERARCH ESO ISS PBL34 START 62.67
HIERARCH ESO ISS PBL34 END 62.506
HIERARCH ESO ISS PBLA34 START 70.619
HIERARCH ESO ISS PBLA34 END 70.663
HIERARCH ESO ISS AMBI TAU0 START 0.002194
HIERARCH ESO ISS AMBI TAU0 END 0.002262
HIERARCH ESO ISS AMBI TEMP 6.46
HIERARCH ESO ISS AMBI FWHM START 0.75
HIERARCH ESO ISS AMBI FWHM END 0.75