Exposure
ID
PIONI.2025-06-16T10:04:35.453_1
Header ID
PIONI.2025-06-16T10:04:35.453
Date updated
2025-06-16 10:10:49 UTC+0000
Release date
2026-06-16 10:10:48 UTC+0000
UTC Start
2025-06-16 10:04:35.453
UTC End
2025-06-16 10:05:13.853
MJD Start
60842.4198547821
MJD End
60842.42029922654
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.002959
Ambient temperature (°C)
6.39
Seeing (arcsec)
1.34
Observation
ID
68130
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
50641
Name
16Psc
RA
354.095307
DEC
2.10257
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 90.3470 90.3290 113.4000 113.4000
A0-J2 128.1440 128.2020 92.9000 92.9000
A0-K0 122.5210 122.6440 72.7080 72.7180
G1-J2 53.8490 53.9140 56.8000 56.9000
G1-K0 79.9450 80.0080 25.2250 25.3130
J2-K0 44.2460 44.2290 345.6020 345.6830
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 60842.4198547821
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME 16Psc
RA 354.095307
DEC 2.10257
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 90.347
HIERARCH ESO ISS PBL12 END 90.329
HIERARCH ESO ISS PBLA12 START 113.4
HIERARCH ESO ISS PBLA12 END 113.4
HIERARCH ESO ISS PBL13 START 128.144
HIERARCH ESO ISS PBL13 END 128.202
HIERARCH ESO ISS PBLA13 START 92.9
HIERARCH ESO ISS PBLA13 END 92.9
HIERARCH ESO ISS PBL14 START 122.521
HIERARCH ESO ISS PBL14 END 122.644
HIERARCH ESO ISS PBLA14 START 72.708
HIERARCH ESO ISS PBLA14 END 72.718
HIERARCH ESO ISS PBL23 START 53.849
HIERARCH ESO ISS PBL23 END 53.914
HIERARCH ESO ISS PBLA23 START 56.8
HIERARCH ESO ISS PBLA23 END 56.9
HIERARCH ESO ISS PBL24 START 79.945
HIERARCH ESO ISS PBL24 END 80.008
HIERARCH ESO ISS PBLA24 START 25.225
HIERARCH ESO ISS PBLA24 END 25.313
HIERARCH ESO ISS PBL34 START 44.246
HIERARCH ESO ISS PBL34 END 44.229
HIERARCH ESO ISS PBLA34 START 345.602
HIERARCH ESO ISS PBLA34 END 345.683
HIERARCH ESO ISS AMBI TAU0 START 0.002959
HIERARCH ESO ISS AMBI TAU0 END 0.002959
HIERARCH ESO ISS AMBI TEMP 6.39
HIERARCH ESO ISS AMBI FWHM START 1.34
HIERARCH ESO ISS AMBI FWHM END 1.34