Exposure
ID
PIONI.2025-10-14T02:11:18.485_1
Header ID
PIONI.2025-10-14T02:11:18.485
Date updated
2025-10-14 02:20:59 UTC+0000
Release date
2026-10-14 02:20:59 UTC+0000
UTC Start
2025-10-14 02:11:18.485
UTC End
2025-10-14 02:11:56.885
MJD Start
60962.0911861653
MJD End
60962.09163060974
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.003802
Ambient temperature (°C)
11.03
Seeing (arcsec)
0.73
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 48.1080 48.0920 142.7000 142.7000
A0-J2 110.1730 110.4040 97.8000 97.8000
A0-J6 127.6530 127.7360 12.2510 12.3940
B5-J2 83.3020 83.5500 73.8000 73.8000
B5-J6 163.0160 163.0110 359.2700 359.3880
J2-J6 162.0370 161.9590 329.5780 329.5980
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 60962.0911861653
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 48.108
HIERARCH ESO ISS PBL12 END 48.092
HIERARCH ESO ISS PBLA12 START 142.7
HIERARCH ESO ISS PBLA12 END 142.7
HIERARCH ESO ISS PBL13 START 110.173
HIERARCH ESO ISS PBL13 END 110.404
HIERARCH ESO ISS PBLA13 START 97.8
HIERARCH ESO ISS PBLA13 END 97.8
HIERARCH ESO ISS PBL14 START 127.653
HIERARCH ESO ISS PBL14 END 127.736
HIERARCH ESO ISS PBLA14 START 12.251
HIERARCH ESO ISS PBLA14 END 12.394
HIERARCH ESO ISS PBL23 START 83.302
HIERARCH ESO ISS PBL23 END 83.55
HIERARCH ESO ISS PBLA23 START 73.8
HIERARCH ESO ISS PBLA23 END 73.8
HIERARCH ESO ISS PBL24 START 163.016
HIERARCH ESO ISS PBL24 END 163.011
HIERARCH ESO ISS PBLA24 START 359.27
HIERARCH ESO ISS PBLA24 END 359.388
HIERARCH ESO ISS PBL34 START 162.037
HIERARCH ESO ISS PBL34 END 161.959
HIERARCH ESO ISS PBLA34 START 329.578
HIERARCH ESO ISS PBLA34 END 329.598
HIERARCH ESO ISS AMBI TAU0 START 0.003802
HIERARCH ESO ISS AMBI TAU0 END 0.003802
HIERARCH ESO ISS AMBI TEMP 11.03
HIERARCH ESO ISS AMBI FWHM START 0.72
HIERARCH ESO ISS AMBI FWHM END 0.74