Exposure
ID
PIONI.2025-06-01T00:56:10.823_1
Header ID
PIONI.2025-06-01T00:56:10.823
Date updated
2025-06-01 01:06:10 UTC+0000
Release date
2025-06-01 00:56:10 UTC+0000
UTC Start
2025-06-01 00:56:10.823
UTC End
2025-06-01 00:56:49.223
MJD Start
60827.0390141578
MJD End
60827.039458602245
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.0086
Ambient temperature (°C)
14.69
Seeing (arcsec)
0.3
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 47.1800 47.1760 175.0000 175.1000
A0-J2 99.1350 98.8850 114.1000 114.3000
A0-J6 159.0900 158.9700 37.8760 37.8980
B5-J2 86.5960 86.3620 85.7000 85.8000
B5-J6 196.3050 196.2310 28.4610 28.4990
J2-J6 166.2660 166.2690 2.4780 2.5830
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 60827.0390141578
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 47.18
HIERARCH ESO ISS PBL12 END 47.176
HIERARCH ESO ISS PBLA12 START 175.0
HIERARCH ESO ISS PBLA12 END 175.1
HIERARCH ESO ISS PBL13 START 99.135
HIERARCH ESO ISS PBL13 END 98.885
HIERARCH ESO ISS PBLA13 START 114.1
HIERARCH ESO ISS PBLA13 END 114.3
HIERARCH ESO ISS PBL14 START 159.09
HIERARCH ESO ISS PBL14 END 158.97
HIERARCH ESO ISS PBLA14 START 37.876
HIERARCH ESO ISS PBLA14 END 37.898
HIERARCH ESO ISS PBL23 START 86.596
HIERARCH ESO ISS PBL23 END 86.362
HIERARCH ESO ISS PBLA23 START 85.7
HIERARCH ESO ISS PBLA23 END 85.8
HIERARCH ESO ISS PBL24 START 196.305
HIERARCH ESO ISS PBL24 END 196.231
HIERARCH ESO ISS PBLA24 START 28.461
HIERARCH ESO ISS PBLA24 END 28.499
HIERARCH ESO ISS PBL34 START 166.266
HIERARCH ESO ISS PBL34 END 166.269
HIERARCH ESO ISS PBLA34 START 2.478
HIERARCH ESO ISS PBLA34 END 2.583
HIERARCH ESO ISS AMBI TAU0 START 0.0086
HIERARCH ESO ISS AMBI TAU0 END 0.0086
HIERARCH ESO ISS AMBI TEMP 14.69
HIERARCH ESO ISS AMBI FWHM START 0.3
HIERARCH ESO ISS AMBI FWHM END 0.3