Exposure
ID
PIONI.2025-10-31T03:01:04.110_1
Header ID
PIONI.2025-10-31T03:01:04.110
Date updated
2025-10-31 03:11:09 UTC+0000
Release date
2026-10-31 03:11:09 UTC+0000
UTC Start
2025-10-31 03:01:04.110
UTC End
2025-10-31 03:01:42.510
MJD Start
60979.1257420089
MJD End
60979.126186453344
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.004568
Ambient temperature (°C)
13.08
Seeing (arcsec)
0.49
Observation
ID
71007
Category
science
Program ID
116.296R.001
Program Title
WEIGHING SUN-LIKE STARS : HIGH-PRECISION MASSES OF G-TYPE MAIN-SEQUENCE BINARIES
Program Type
Normal
PI / COI
JONAK / MOURARD / NARDETTO
Target
ID
52694
Name
zetPscB
RA
18.438245
DEC
7.57794
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 89.2160 89.1660 112.7000 112.6000
A0-J2 129.0940 129.1140 93.0000 92.9000
A0-K0 124.1540 124.2560 74.1240 74.1110
G1-J2 54.1980 54.2610 59.3000 59.3000
G1-K0 77.7370 77.8130 28.4880 28.5640
J2-K0 41.7240 41.7040 346.8270 346.9170
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.296R.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60979.1257420089
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME zetPscB
RA 18.438245
DEC 7.57794
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 89.216
HIERARCH ESO ISS PBL12 END 89.166
HIERARCH ESO ISS PBLA12 START 112.7
HIERARCH ESO ISS PBLA12 END 112.6
HIERARCH ESO ISS PBL13 START 129.094
HIERARCH ESO ISS PBL13 END 129.114
HIERARCH ESO ISS PBLA13 START 93.0
HIERARCH ESO ISS PBLA13 END 92.9
HIERARCH ESO ISS PBL14 START 124.154
HIERARCH ESO ISS PBL14 END 124.256
HIERARCH ESO ISS PBLA14 START 74.124
HIERARCH ESO ISS PBLA14 END 74.111
HIERARCH ESO ISS PBL23 START 54.198
HIERARCH ESO ISS PBL23 END 54.261
HIERARCH ESO ISS PBLA23 START 59.3
HIERARCH ESO ISS PBLA23 END 59.3
HIERARCH ESO ISS PBL24 START 77.737
HIERARCH ESO ISS PBL24 END 77.813
HIERARCH ESO ISS PBLA24 START 28.488
HIERARCH ESO ISS PBLA24 END 28.564
HIERARCH ESO ISS PBL34 START 41.724
HIERARCH ESO ISS PBL34 END 41.704
HIERARCH ESO ISS PBLA34 START 346.827
HIERARCH ESO ISS PBLA34 END 346.917
HIERARCH ESO ISS AMBI TAU0 START 0.004568
HIERARCH ESO ISS AMBI TAU0 END 0.004568
HIERARCH ESO ISS AMBI TEMP 13.08
HIERARCH ESO ISS AMBI FWHM START 0.49
HIERARCH ESO ISS AMBI FWHM END 0.49