Exposure
ID
PIONI.2025-06-16T10:02:54.356_1
Header ID
PIONI.2025-06-16T10:02:54.356
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 10:02:54.356
UTC End
2025-06-16 10:03:32.756
MJD Start
60842.4186846772
MJD End
60842.41912912164
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.002959
Ambient temperature (°C)
6.4
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 90.3820 90.3660 113.4000 113.4000
A0-J2 128.0170 128.0790 92.9000 92.9000
A0-K0 122.2560 122.3840 72.6860 72.7010
G1-J2 53.7100 53.7770 56.7000 56.8000
G1-K0 79.8110 79.8750 25.0370 25.1310
J2-K0 44.2840 44.2660 345.4310 345.5160
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 60842.4186846772
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 90.382
HIERARCH ESO ISS PBL12 END 90.366
HIERARCH ESO ISS PBLA12 START 113.4
HIERARCH ESO ISS PBLA12 END 113.4
HIERARCH ESO ISS PBL13 START 128.017
HIERARCH ESO ISS PBL13 END 128.079
HIERARCH ESO ISS PBLA13 START 92.9
HIERARCH ESO ISS PBLA13 END 92.9
HIERARCH ESO ISS PBL14 START 122.256
HIERARCH ESO ISS PBL14 END 122.384
HIERARCH ESO ISS PBLA14 START 72.686
HIERARCH ESO ISS PBLA14 END 72.701
HIERARCH ESO ISS PBL23 START 53.71
HIERARCH ESO ISS PBL23 END 53.777
HIERARCH ESO ISS PBLA23 START 56.7
HIERARCH ESO ISS PBLA23 END 56.8
HIERARCH ESO ISS PBL24 START 79.811
HIERARCH ESO ISS PBL24 END 79.875
HIERARCH ESO ISS PBLA24 START 25.037
HIERARCH ESO ISS PBLA24 END 25.131
HIERARCH ESO ISS PBL34 START 44.284
HIERARCH ESO ISS PBL34 END 44.266
HIERARCH ESO ISS PBLA34 START 345.431
HIERARCH ESO ISS PBLA34 END 345.516
HIERARCH ESO ISS AMBI TAU0 START 0.002959
HIERARCH ESO ISS AMBI TAU0 END 0.002959
HIERARCH ESO ISS AMBI TEMP 6.4
HIERARCH ESO ISS AMBI FWHM START 1.34
HIERARCH ESO ISS AMBI FWHM END 1.34