Exposure
ID
PIONI.2025-05-30T02:26:13.879_1
Header ID
PIONI.2025-05-30T02:26:13.879
Date updated
2025-05-30 02:31:38 UTC+0000
Release date
2025-05-30 02:26:13 UTC+0000
UTC Start
2025-05-30 02:26:13.880
UTC End
2025-05-30 02:26:52.280
MJD Start
60825.1015495346
MJD End
60825.10199397904
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.004581
Ambient temperature (°C)
14.09
Seeing (arcsec)
0.69
Observation
ID
67630
Category
calibrator
Program ID
115.28F2.002
Program Title
WEIGHING THE STARS: HIGH-PRECISION MASSES OF F-TYPE MAIN-SEQUENCE BINARIES
Program Type
Normal
PI / COI
JONÁK / MOURARD / NARDETTO / MEILLAND / BROZ
Target
ID
50298
Name
HD85991
RA
148.772848
DEC
-22.33329
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 47.2730 47.2780 187.7000 187.8000
A0-J2 72.6570 72.4090 134.0000 134.2000
A0-J6 143.6040 143.4220 38.3580 38.3430
B5-J2 58.7320 58.4240 93.5000 93.6000
B5-J6 185.8380 185.7070 30.9020 30.9110
J2-J6 167.1610 167.1730 12.7200 12.8140
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.28F2.002
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60825.1015495346
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD85991
RA 148.772848
DEC -22.33329
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
HIERARCH ESO DET DIT 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 47.273
HIERARCH ESO ISS PBL12 END 47.278
HIERARCH ESO ISS PBLA12 START 187.7
HIERARCH ESO ISS PBLA12 END 187.8
HIERARCH ESO ISS PBL13 START 72.657
HIERARCH ESO ISS PBL13 END 72.409
HIERARCH ESO ISS PBLA13 START 134.0
HIERARCH ESO ISS PBLA13 END 134.2
HIERARCH ESO ISS PBL14 START 143.604
HIERARCH ESO ISS PBL14 END 143.422
HIERARCH ESO ISS PBLA14 START 38.358
HIERARCH ESO ISS PBLA14 END 38.343
HIERARCH ESO ISS PBL23 START 58.732
HIERARCH ESO ISS PBL23 END 58.424
HIERARCH ESO ISS PBLA23 START 93.5
HIERARCH ESO ISS PBLA23 END 93.6
HIERARCH ESO ISS PBL24 START 185.838
HIERARCH ESO ISS PBL24 END 185.707
HIERARCH ESO ISS PBLA24 START 30.902
HIERARCH ESO ISS PBLA24 END 30.911
HIERARCH ESO ISS PBL34 START 167.161
HIERARCH ESO ISS PBL34 END 167.173
HIERARCH ESO ISS PBLA34 START 12.72
HIERARCH ESO ISS PBLA34 END 12.814
HIERARCH ESO ISS AMBI TAU0 START 0.0047
HIERARCH ESO ISS AMBI TAU0 END 0.004462
HIERARCH ESO ISS AMBI TEMP 14.09
HIERARCH ESO ISS AMBI FWHM START 0.7
HIERARCH ESO ISS AMBI FWHM END 0.68