Exposure
ID
PIONI.2025-09-22T03:24:43.738_1
Header ID
PIONI.2025-09-22T03:24:43.738
Date updated
2025-09-22 03:30:51 UTC+0000
Release date
2026-09-22 03:30:50 UTC+0000
UTC Start
2025-09-22 03:24:43.737
UTC End
2025-09-22 03:25:22.137
MJD Start
60940.1421728875
MJD End
60940.14261733194
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.007013
Ambient temperature (°C)
11.19
Seeing (arcsec)
0.5
Observation
ID
70467
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
JONAK / MOURARD / NARDETTO / MEILLAND / BROZ
Target
ID
52253
Name
16Psc
RA
354.095301
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 90.5080 90.5070 113.5000 113.5000
A0-J2 126.8200 126.9060 93.1000 93.1000
A0-K0 120.0480 120.1950 72.4910 72.5050
G1-J2 52.5960 52.6690 56.1000 56.1000
G1-K0 78.7990 78.8620 23.5540 23.6500
J2-K0 44.5750 44.5560 344.1730 344.2500
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 60940.1421728875
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME 16Psc
RA 354.095301
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 90.508
HIERARCH ESO ISS PBL12 END 90.507
HIERARCH ESO ISS PBLA12 START 113.5
HIERARCH ESO ISS PBLA12 END 113.5
HIERARCH ESO ISS PBL13 START 126.82
HIERARCH ESO ISS PBL13 END 126.906
HIERARCH ESO ISS PBLA13 START 93.1
HIERARCH ESO ISS PBLA13 END 93.1
HIERARCH ESO ISS PBL14 START 120.048
HIERARCH ESO ISS PBL14 END 120.195
HIERARCH ESO ISS PBLA14 START 72.491
HIERARCH ESO ISS PBLA14 END 72.505
HIERARCH ESO ISS PBL23 START 52.596
HIERARCH ESO ISS PBL23 END 52.669
HIERARCH ESO ISS PBLA23 START 56.1
HIERARCH ESO ISS PBLA23 END 56.1
HIERARCH ESO ISS PBL24 START 78.799
HIERARCH ESO ISS PBL24 END 78.862
HIERARCH ESO ISS PBLA24 START 23.554
HIERARCH ESO ISS PBLA24 END 23.65
HIERARCH ESO ISS PBL34 START 44.575
HIERARCH ESO ISS PBL34 END 44.556
HIERARCH ESO ISS PBLA34 START 344.173
HIERARCH ESO ISS PBLA34 END 344.25
HIERARCH ESO ISS AMBI TAU0 START 0.007013
HIERARCH ESO ISS AMBI TAU0 END 0.007013
HIERARCH ESO ISS AMBI TEMP 11.19
HIERARCH ESO ISS AMBI FWHM START 0.5
HIERARCH ESO ISS AMBI FWHM END 0.5