Exposure
ID
PIONI.2025-10-15T01:52:15.583_1
Header ID
PIONI.2025-10-15T01:52:15.583
Date updated
2025-10-15 02:00:50 UTC+0000
Release date
2026-10-15 02:00:50 UTC+0000
UTC Start
2025-10-15 01:52:15.583
UTC End
2025-10-15 01:53:06.783
MJD Start
60963.0779581401
MJD End
60963.078550732695
Exposure time (s)
51.2
Validation level
1
Tau 0: Coherence time (s)
0.005399
Ambient temperature (°C)
12.59
Seeing (arcsec)
0.8
Observation
ID
70904
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
52612
Name
zetPscB
RA
18.438805
DEC
7.57794
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 48.3590 48.3450 142.8000 142.8000
A0-J2 105.5630 105.8870 98.7000 98.6000
A0-J6 126.2590 126.3430 9.4830 9.6760
B5-J2 78.4360 78.7730 73.3000 73.3000
B5-J6 163.2660 163.2390 357.0370 357.1890
J2-J6 163.4230 163.3350 329.2570 329.2780
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 60963.0779581401
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME zetPscB
RA 18.438805
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 B5
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J6
HIERARCH ESO DET DIT 0.001
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 48.359
HIERARCH ESO ISS PBL12 END 48.345
HIERARCH ESO ISS PBLA12 START 142.8
HIERARCH ESO ISS PBLA12 END 142.8
HIERARCH ESO ISS PBL13 START 105.563
HIERARCH ESO ISS PBL13 END 105.887
HIERARCH ESO ISS PBLA13 START 98.7
HIERARCH ESO ISS PBLA13 END 98.6
HIERARCH ESO ISS PBL14 START 126.259
HIERARCH ESO ISS PBL14 END 126.343
HIERARCH ESO ISS PBLA14 START 9.483
HIERARCH ESO ISS PBLA14 END 9.676
HIERARCH ESO ISS PBL23 START 78.436
HIERARCH ESO ISS PBL23 END 78.773
HIERARCH ESO ISS PBLA23 START 73.3
HIERARCH ESO ISS PBLA23 END 73.3
HIERARCH ESO ISS PBL24 START 163.266
HIERARCH ESO ISS PBL24 END 163.239
HIERARCH ESO ISS PBLA24 START 357.037
HIERARCH ESO ISS PBLA24 END 357.189
HIERARCH ESO ISS PBL34 START 163.423
HIERARCH ESO ISS PBL34 END 163.335
HIERARCH ESO ISS PBLA34 START 329.257
HIERARCH ESO ISS PBLA34 END 329.278
HIERARCH ESO ISS AMBI TAU0 START 0.005752
HIERARCH ESO ISS AMBI TAU0 END 0.005046
HIERARCH ESO ISS AMBI TEMP 12.59
HIERARCH ESO ISS AMBI FWHM START 0.86
HIERARCH ESO ISS AMBI FWHM END 0.74