Exposure
ID
PIONI.2025-10-13T02:15:22.645_1
Header ID
PIONI.2025-10-13T02:15:22.645
Date updated
2025-10-13 02:21:30 UTC+0000
Release date
2026-10-13 02:21:30 UTC+0000
UTC Start
2025-10-13 02:15:22.646
UTC End
2025-10-13 02:16:01.046
MJD Start
60961.094012104
MJD End
60961.09445654844
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.008827
Ambient temperature (°C)
13.69
Seeing (arcsec)
0.6
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 48.1050 48.0890 142.7000 142.7000
A0-J2 110.2100 110.4460 97.8000 97.8000
A0-J6 127.6650 127.7500 12.2730 12.4170
B5-J2 83.3410 83.5950 73.8000 73.8000
B5-J6 163.0140 163.0090 359.2880 359.4070
J2-J6 162.0250 161.9450 329.5800 329.5990
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 60961.094012104
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 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 48.105
HIERARCH ESO ISS PBL12 END 48.089
HIERARCH ESO ISS PBLA12 START 142.7
HIERARCH ESO ISS PBLA12 END 142.7
HIERARCH ESO ISS PBL13 START 110.21
HIERARCH ESO ISS PBL13 END 110.446
HIERARCH ESO ISS PBLA13 START 97.8
HIERARCH ESO ISS PBLA13 END 97.8
HIERARCH ESO ISS PBL14 START 127.665
HIERARCH ESO ISS PBL14 END 127.75
HIERARCH ESO ISS PBLA14 START 12.273
HIERARCH ESO ISS PBLA14 END 12.417
HIERARCH ESO ISS PBL23 START 83.341
HIERARCH ESO ISS PBL23 END 83.595
HIERARCH ESO ISS PBLA23 START 73.8
HIERARCH ESO ISS PBLA23 END 73.8
HIERARCH ESO ISS PBL24 START 163.014
HIERARCH ESO ISS PBL24 END 163.009
HIERARCH ESO ISS PBLA24 START 359.288
HIERARCH ESO ISS PBLA24 END 359.407
HIERARCH ESO ISS PBL34 START 162.025
HIERARCH ESO ISS PBL34 END 161.945
HIERARCH ESO ISS PBLA34 START 329.58
HIERARCH ESO ISS PBLA34 END 329.599
HIERARCH ESO ISS AMBI TAU0 START 0.008827
HIERARCH ESO ISS AMBI TAU0 END 0.008827
HIERARCH ESO ISS AMBI TEMP 13.69
HIERARCH ESO ISS AMBI FWHM START 0.62
HIERARCH ESO ISS AMBI FWHM END 0.58