Exposure
ID
PIONI.2025-06-16T09:37:00.817_1
Header ID
PIONI.2025-06-16T09:37:00.817
Date updated
2025-06-16 09:46:58 UTC+0000
Release date
2026-06-16 09:46:56 UTC+0000
UTC Start
2025-06-16 09:37:00.817
UTC End
2025-06-16 09:37:39.217
MJD Start
60842.4007038968
MJD End
60842.40114834124
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.003791
Ambient temperature (°C)
6.58
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 61.5350 61.6540 60.0000 60.2000
A0-J2 108.6460 108.7310 35.9000 36.2000
A0-K0 122.8360 122.8620 20.1720 20.3730
G1-J2 58.1170 58.1180 10.4000 10.6000
G1-K0 85.2070 85.2160 352.6460 352.7720
J2-K0 34.7360 34.7800 321.9380 322.0150
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 60842.4007038968
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 61.535
HIERARCH ESO ISS PBL12 END 61.654
HIERARCH ESO ISS PBLA12 START 60.0
HIERARCH ESO ISS PBLA12 END 60.2
HIERARCH ESO ISS PBL13 START 108.646
HIERARCH ESO ISS PBL13 END 108.731
HIERARCH ESO ISS PBLA13 START 35.9
HIERARCH ESO ISS PBLA13 END 36.2
HIERARCH ESO ISS PBL14 START 122.836
HIERARCH ESO ISS PBL14 END 122.862
HIERARCH ESO ISS PBLA14 START 20.172
HIERARCH ESO ISS PBLA14 END 20.373
HIERARCH ESO ISS PBL23 START 58.117
HIERARCH ESO ISS PBL23 END 58.118
HIERARCH ESO ISS PBLA23 START 10.4
HIERARCH ESO ISS PBLA23 END 10.6
HIERARCH ESO ISS PBL24 START 85.207
HIERARCH ESO ISS PBL24 END 85.216
HIERARCH ESO ISS PBLA24 START 352.646
HIERARCH ESO ISS PBLA24 END 352.772
HIERARCH ESO ISS PBL34 START 34.736
HIERARCH ESO ISS PBL34 END 34.78
HIERARCH ESO ISS PBLA34 START 321.938
HIERARCH ESO ISS PBLA34 END 322.015
HIERARCH ESO ISS AMBI TAU0 START 0.003791
HIERARCH ESO ISS AMBI TAU0 END 0.003791
HIERARCH ESO ISS AMBI TEMP 6.58
HIERARCH ESO ISS AMBI FWHM START 1.14
HIERARCH ESO ISS AMBI FWHM END 1.14