Exposure
ID
PIONI.2025-06-02T04:22:47.871_1
Header ID
PIONI.2025-06-02T04:22:47.871
Date updated
2025-06-02 04:31:53 UTC+0000
Release date
2026-06-02 04:31:53 UTC+0000
UTC Start
2025-06-02 04:22:47.871
UTC End
2025-06-02 04:23:26.271
MJD Start
60828.18249851
MJD End
60828.182942954445
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.003764
Ambient temperature (°C)
11.06
Seeing (arcsec)
1.07
Observation
ID
67692
Category
science
Program ID
115.28F2.003
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
50344
Name
HD173282
RA
281.327302
DEC
-21.00179
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 46.9050 46.9320 141.5000 141.5000
A0-J2 108.6010 108.8300 79.0000 79.1000
A0-J6 165.1370 165.1560 8.2520 8.3700
B5-J2 96.3290 96.4820 53.5000 53.6000
B5-J6 200.1910 200.1880 358.4200 358.5180
J2-J6 165.0850 165.1370 329.8560 329.8980
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.28F2.003
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60828.18249851
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD173282
RA 281.327302
DEC -21.00179
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 46.905
HIERARCH ESO ISS PBL12 END 46.932
HIERARCH ESO ISS PBLA12 START 141.5
HIERARCH ESO ISS PBLA12 END 141.5
HIERARCH ESO ISS PBL13 START 108.601
HIERARCH ESO ISS PBL13 END 108.83
HIERARCH ESO ISS PBLA13 START 79.0
HIERARCH ESO ISS PBLA13 END 79.1
HIERARCH ESO ISS PBL14 START 165.137
HIERARCH ESO ISS PBL14 END 165.156
HIERARCH ESO ISS PBLA14 START 8.252
HIERARCH ESO ISS PBLA14 END 8.37
HIERARCH ESO ISS PBL23 START 96.329
HIERARCH ESO ISS PBL23 END 96.482
HIERARCH ESO ISS PBLA23 START 53.5
HIERARCH ESO ISS PBLA23 END 53.6
HIERARCH ESO ISS PBL24 START 200.191
HIERARCH ESO ISS PBL24 END 200.188
HIERARCH ESO ISS PBLA24 START 358.42
HIERARCH ESO ISS PBLA24 END 358.518
HIERARCH ESO ISS PBL34 START 165.085
HIERARCH ESO ISS PBL34 END 165.137
HIERARCH ESO ISS PBLA34 START 329.856
HIERARCH ESO ISS PBLA34 END 329.898
HIERARCH ESO ISS AMBI TAU0 START 0.003764
HIERARCH ESO ISS AMBI TAU0 END 0.003764
HIERARCH ESO ISS AMBI TEMP 11.06
HIERARCH ESO ISS AMBI FWHM START 1.07
HIERARCH ESO ISS AMBI FWHM END 1.07