Exposure
ID
PIONI.2024-11-30T02:53:03.076_1
Header ID
PIONI.2024-11-30T02:53:03.076
Date updated
2024-11-30 03:00:34 UTC+0000
Release date
2025-11-30 03:00:34 UTC+0000
UTC Start
2024-11-30 02:53:03.076
UTC End
2024-11-30 02:53:28.676
MJD Start
60644.1201744932
MJD End
60644.1204707895
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.007088
Ambient temperature (°C)
17.5
Seeing (arcsec)
0.525
Observation
ID
62130
Category
science
Program ID
114.2734.001
Program Title
GAIA FGK BENCHMARK STARS: METAL-POOR STARS
Program Type
Normal
PI / COI
SOUBIRAN / NARDETTO / CREEVEY / JOFRE PFEIL / HEITER / MOURARD / CASAMIQUELA / WORLEY / BAILLEUL
Target
ID
46218
Name
b Ori
RA
85.618443
DEC
1.47455
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 48.6140 48.6170 143.3000 143.3000
A0-J2 95.6510 95.8780 94.8000 94.8000
A0-J6 136.4280 136.4480 4.2470 4.3540
B5-J2 73.0970 73.2980 65.0000 65.0000
B5-J6 176.0330 176.0050 353.8110 353.8910
J2-J6 167.3860 167.3670 329.4040 329.4110
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.2734.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60644.1201744932
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME b Ori
RA 85.618443
DEC 1.47455
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 B5
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J6
EXPTIME 25.6
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 48.614
HIERARCH ESO ISS PBL12 END 48.617
HIERARCH ESO ISS PBLA12 START 143.3
HIERARCH ESO ISS PBLA12 END 143.3
HIERARCH ESO ISS PBL13 START 95.651
HIERARCH ESO ISS PBL13 END 95.878
HIERARCH ESO ISS PBLA13 START 94.8
HIERARCH ESO ISS PBLA13 END 94.8
HIERARCH ESO ISS PBL14 START 136.428
HIERARCH ESO ISS PBL14 END 136.448
HIERARCH ESO ISS PBLA14 START 4.247
HIERARCH ESO ISS PBLA14 END 4.354
HIERARCH ESO ISS PBL23 START 73.097
HIERARCH ESO ISS PBL23 END 73.298
HIERARCH ESO ISS PBLA23 START 65.0
HIERARCH ESO ISS PBLA23 END 65.0
HIERARCH ESO ISS PBL24 START 176.033
HIERARCH ESO ISS PBL24 END 176.005
HIERARCH ESO ISS PBLA24 START 353.811
HIERARCH ESO ISS PBLA24 END 353.891
HIERARCH ESO ISS PBL34 START 167.386
HIERARCH ESO ISS PBL34 END 167.367
HIERARCH ESO ISS PBLA34 START 329.404
HIERARCH ESO ISS PBLA34 END 329.411
HIERARCH ESO ISS AMBI TAU0 START 0.007258
HIERARCH ESO ISS AMBI TAU0 END 0.006918
HIERARCH ESO ISS AMBI TEMP 17.5
HIERARCH ESO ISS AMBI FWHM START 0.51
HIERARCH ESO ISS AMBI FWHM END 0.54