Exposure
ID
PIONI.2025-09-22T03:28:05.176_1
Header ID
PIONI.2025-09-22T03:28:05.176
Date updated
2025-09-22 03:35:41 UTC+0000
Release date
2026-09-22 03:35:41 UTC+0000
UTC Start
2025-09-22 03:28:05.176
UTC End
2025-09-22 03:28:43.576
MJD Start
60940.1445043506
MJD End
60940.144948795045
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.005762
Ambient temperature (°C)
11.34
Seeing (arcsec)
0.5549999999999999
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 90.4980 90.4930 113.5000 113.5000
A0-J2 127.1720 127.2510 93.0000 93.0000
A0-K0 120.6580 120.8000 72.5500 72.5630
G1-J2 52.8980 52.9690 56.3000 56.3000
G1-K0 79.0620 79.1240 23.9540 24.0480
J2-K0 44.4970 44.4790 344.4970 344.5750
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 60940.1445043506
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 90.498
HIERARCH ESO ISS PBL12 END 90.493
HIERARCH ESO ISS PBLA12 START 113.5
HIERARCH ESO ISS PBLA12 END 113.5
HIERARCH ESO ISS PBL13 START 127.172
HIERARCH ESO ISS PBL13 END 127.251
HIERARCH ESO ISS PBLA13 START 93.0
HIERARCH ESO ISS PBLA13 END 93.0
HIERARCH ESO ISS PBL14 START 120.658
HIERARCH ESO ISS PBL14 END 120.8
HIERARCH ESO ISS PBLA14 START 72.55
HIERARCH ESO ISS PBLA14 END 72.563
HIERARCH ESO ISS PBL23 START 52.898
HIERARCH ESO ISS PBL23 END 52.969
HIERARCH ESO ISS PBLA23 START 56.3
HIERARCH ESO ISS PBLA23 END 56.3
HIERARCH ESO ISS PBL24 START 79.062
HIERARCH ESO ISS PBL24 END 79.124
HIERARCH ESO ISS PBLA24 START 23.954
HIERARCH ESO ISS PBLA24 END 24.048
HIERARCH ESO ISS PBL34 START 44.497
HIERARCH ESO ISS PBL34 END 44.479
HIERARCH ESO ISS PBLA34 START 344.497
HIERARCH ESO ISS PBLA34 END 344.575
HIERARCH ESO ISS AMBI TAU0 START 0.005762
HIERARCH ESO ISS AMBI TAU0 END 0.005762
HIERARCH ESO ISS AMBI TEMP 11.34
HIERARCH ESO ISS AMBI FWHM START 0.57
HIERARCH ESO ISS AMBI FWHM END 0.54