Exposure
ID
PIONI.2025-07-22T08:12:13.146_1
Header ID
PIONI.2025-07-22T08:12:13.146
Date updated
2025-07-22 08:20:45 UTC+0000
Release date
2026-07-22 08:20:45 UTC+0000
UTC Start
2025-07-22 08:12:13.146
UTC End
2025-07-22 08:12:51.546
MJD Start
60878.3418188212
MJD End
60878.342263265644
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.008337
Ambient temperature (°C)
13.97
Seeing (arcsec)
0.28
Observation
ID
68916
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 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 89.1000 89.0480 113.5000 113.5000
A0-J2 129.2350 129.2360 92.6000 92.6000
A0-K0 126.1050 126.1790 72.9400 72.9380
G1-J2 55.9130 55.9620 57.9000 57.9000
G1-K0 82.2400 82.3040 28.1720 28.2430
J2-K0 43.6530 43.6380 348.7020 348.7890
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 60878.3418188212
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 K0
HIERARCH ESO DET DIT 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 89.1
HIERARCH ESO ISS PBL12 END 89.048
HIERARCH ESO ISS PBLA12 START 113.5
HIERARCH ESO ISS PBLA12 END 113.5
HIERARCH ESO ISS PBL13 START 129.235
HIERARCH ESO ISS PBL13 END 129.236
HIERARCH ESO ISS PBLA13 START 92.6
HIERARCH ESO ISS PBLA13 END 92.6
HIERARCH ESO ISS PBL14 START 126.105
HIERARCH ESO ISS PBL14 END 126.179
HIERARCH ESO ISS PBLA14 START 72.94
HIERARCH ESO ISS PBLA14 END 72.938
HIERARCH ESO ISS PBL23 START 55.913
HIERARCH ESO ISS PBL23 END 55.962
HIERARCH ESO ISS PBLA23 START 57.9
HIERARCH ESO ISS PBLA23 END 57.9
HIERARCH ESO ISS PBL24 START 82.24
HIERARCH ESO ISS PBL24 END 82.304
HIERARCH ESO ISS PBLA24 START 28.172
HIERARCH ESO ISS PBLA24 END 28.243
HIERARCH ESO ISS PBL34 START 43.653
HIERARCH ESO ISS PBL34 END 43.638
HIERARCH ESO ISS PBLA34 START 348.702
HIERARCH ESO ISS PBLA34 END 348.789
HIERARCH ESO ISS AMBI TAU0 START 0.008337
HIERARCH ESO ISS AMBI TAU0 END 0.008337
HIERARCH ESO ISS AMBI TEMP 13.97
HIERARCH ESO ISS AMBI FWHM START 0.28
HIERARCH ESO ISS AMBI FWHM END 0.28