Exposure
ID
PIONI.2025-06-16T09:35:19.989_1
Header ID
PIONI.2025-06-16T09:35:19.989
Date updated
2025-06-16 09:41:05 UTC+0000
Release date
2026-06-16 09:41:05 UTC+0000
UTC Start
2025-06-16 09:35:19.989
UTC End
2025-06-16 09:35:58.389
MJD Start
60842.3995369119
MJD End
60842.39998135634
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.003791
Ambient temperature (°C)
6.7
Seeing (arcsec)
1.14
Observation
ID
68127
Category
science
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
50638
Name
zetHor
RA
40.163463
DEC
-54.54988
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 61.2890 61.4080 59.5000 59.7000
A0-J2 108.4710 108.5550 35.5000 35.7000
A0-K0 122.7830 122.8090 19.7630 19.9610
G1-J2 58.1140 58.1150 10.1000 10.2000
G1-K0 85.1900 85.1990 352.3920 352.5140
J2-K0 34.6460 34.6900 321.7860 321.8590
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.28F2.002
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60842.3995369119
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME zetHor
RA 40.163463
DEC -54.54988
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
HIERARCH ESO DET DIT 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 61.289
HIERARCH ESO ISS PBL12 END 61.408
HIERARCH ESO ISS PBLA12 START 59.5
HIERARCH ESO ISS PBLA12 END 59.7
HIERARCH ESO ISS PBL13 START 108.471
HIERARCH ESO ISS PBL13 END 108.555
HIERARCH ESO ISS PBLA13 START 35.5
HIERARCH ESO ISS PBLA13 END 35.7
HIERARCH ESO ISS PBL14 START 122.783
HIERARCH ESO ISS PBL14 END 122.809
HIERARCH ESO ISS PBLA14 START 19.763
HIERARCH ESO ISS PBLA14 END 19.961
HIERARCH ESO ISS PBL23 START 58.114
HIERARCH ESO ISS PBL23 END 58.115
HIERARCH ESO ISS PBLA23 START 10.1
HIERARCH ESO ISS PBLA23 END 10.2
HIERARCH ESO ISS PBL24 START 85.19
HIERARCH ESO ISS PBL24 END 85.199
HIERARCH ESO ISS PBLA24 START 352.392
HIERARCH ESO ISS PBLA24 END 352.514
HIERARCH ESO ISS PBL34 START 34.646
HIERARCH ESO ISS PBL34 END 34.69
HIERARCH ESO ISS PBLA34 START 321.786
HIERARCH ESO ISS PBLA34 END 321.859
HIERARCH ESO ISS AMBI TAU0 START 0.003791
HIERARCH ESO ISS AMBI TAU0 END 0.003791
HIERARCH ESO ISS AMBI TEMP 6.7
HIERARCH ESO ISS AMBI FWHM START 1.14
HIERARCH ESO ISS AMBI FWHM END 1.14