Exposure
ID
PIONI.2025-07-24T06:29:50.594_1
Header ID
PIONI.2025-07-24T06:29:50.594
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 06:29:50.594
UTC End
2025-07-24 06:30:28.994
MJD Start
60880.2707244656
MJD End
60880.27116891004
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.006229
Ambient temperature (°C)
12.73
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 88.6760 88.7340 114.5000 114.5000
A0-J2 118.2560 118.4400 93.8000 93.8000
A0-C1 22.1670 22.1810 114.5540 114.5260
G1-J2 47.2660 47.3620 52.2000 52.2000
G1-C1 66.5090 66.5530 294.5390 294.5110
J2-C1 97.8420 98.0120 269.1960 269.1870
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 60880.2707244656
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 88.676
HIERARCH ESO ISS PBL12 END 88.734
HIERARCH ESO ISS PBLA12 START 114.5
HIERARCH ESO ISS PBLA12 END 114.5
HIERARCH ESO ISS PBL13 START 118.256
HIERARCH ESO ISS PBL13 END 118.44
HIERARCH ESO ISS PBLA13 START 93.8
HIERARCH ESO ISS PBLA13 END 93.8
HIERARCH ESO ISS PBL14 START 22.167
HIERARCH ESO ISS PBL14 END 22.181
HIERARCH ESO ISS PBLA14 START 114.554
HIERARCH ESO ISS PBLA14 END 114.526
HIERARCH ESO ISS PBL23 START 47.266
HIERARCH ESO ISS PBL23 END 47.362
HIERARCH ESO ISS PBLA23 START 52.2
HIERARCH ESO ISS PBLA23 END 52.2
HIERARCH ESO ISS PBL24 START 66.509
HIERARCH ESO ISS PBL24 END 66.553
HIERARCH ESO ISS PBLA24 START 294.539
HIERARCH ESO ISS PBLA24 END 294.511
HIERARCH ESO ISS PBL34 START 97.842
HIERARCH ESO ISS PBL34 END 98.012
HIERARCH ESO ISS PBLA34 START 269.196
HIERARCH ESO ISS PBLA34 END 269.187
HIERARCH ESO ISS AMBI TAU0 START 0.006229
HIERARCH ESO ISS AMBI TAU0 END 0.006229
HIERARCH ESO ISS AMBI TEMP 12.73
HIERARCH ESO ISS AMBI FWHM START 0.31
HIERARCH ESO ISS AMBI FWHM END 0.31