Exposure
ID
PIONI.2025-07-24T06:30:40.990_1
Header ID
PIONI.2025-07-24T06:30:40.990
Date updated
2025-07-24 06:40:43 UTC+0000
Release date
2026-07-24 06:40:43 UTC+0000
UTC Start
2025-07-24 06:30:40.990
UTC End
2025-07-24 06:31:19.390
MJD Start
60880.2713077599
MJD End
60880.27175220434
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.006229
Ambient temperature (°C)
12.71
Seeing (arcsec)
0.31
Observation
ID
68950
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
51279
Name
16Psc
RA
354.095305
DEC
2.10257
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 G1 J2 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 88.7370 88.7930 114.5000 114.5000
A0-J2 118.4480 118.6280 93.8000 93.8000
A0-C1 22.1820 22.1960 114.5250 114.5010
G1-J2 47.3660 47.4590 52.2000 52.3000
G1-C1 66.5550 66.5970 294.5100 294.4860
J2-C1 98.0180 98.1830 269.1870 269.1810
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 60880.2713077599
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME 16Psc
RA 354.095305
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 C1
HIERARCH ESO DET DIT 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 88.737
HIERARCH ESO ISS PBL12 END 88.793
HIERARCH ESO ISS PBLA12 START 114.5
HIERARCH ESO ISS PBLA12 END 114.5
HIERARCH ESO ISS PBL13 START 118.448
HIERARCH ESO ISS PBL13 END 118.628
HIERARCH ESO ISS PBLA13 START 93.8
HIERARCH ESO ISS PBLA13 END 93.8
HIERARCH ESO ISS PBL14 START 22.182
HIERARCH ESO ISS PBL14 END 22.196
HIERARCH ESO ISS PBLA14 START 114.525
HIERARCH ESO ISS PBLA14 END 114.501
HIERARCH ESO ISS PBL23 START 47.366
HIERARCH ESO ISS PBL23 END 47.459
HIERARCH ESO ISS PBLA23 START 52.2
HIERARCH ESO ISS PBLA23 END 52.3
HIERARCH ESO ISS PBL24 START 66.555
HIERARCH ESO ISS PBL24 END 66.597
HIERARCH ESO ISS PBLA24 START 294.51
HIERARCH ESO ISS PBLA24 END 294.486
HIERARCH ESO ISS PBL34 START 98.018
HIERARCH ESO ISS PBL34 END 98.183
HIERARCH ESO ISS PBLA34 START 269.187
HIERARCH ESO ISS PBLA34 END 269.181
HIERARCH ESO ISS AMBI TAU0 START 0.006229
HIERARCH ESO ISS AMBI TAU0 END 0.006229
HIERARCH ESO ISS AMBI TEMP 12.71
HIERARCH ESO ISS AMBI FWHM START 0.31
HIERARCH ESO ISS AMBI FWHM END 0.31