Exposure
ID
PIONI.2025-10-12T04:03:39.908_1
Header ID
PIONI.2025-10-12T04:03:39.908
Date updated
2025-10-12 04:16:30 UTC+0000
Release date
2026-10-12 04:16:30 UTC+0000
UTC Start
2025-10-12 04:03:39.908
UTC End
2025-10-12 04:04:18.308
MJD Start
60960.1692119013
MJD End
60960.169656345744
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.009513
Ambient temperature (°C)
13.04
Seeing (arcsec)
0.89
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 44.4310 44.3910 145.4000 145.4000
A0-J2 128.5990 128.6430 93.4000 93.4000
A0-J6 143.6120 143.7580 27.2790 27.3630
B5-J2 107.1260 107.2340 74.3000 74.3000
B5-J6 169.1400 169.2320 13.8780 13.9770
J2-J6 148.9800 148.8670 335.1720 335.2400
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 60960.1692119013
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 44.431
HIERARCH ESO ISS PBL12 END 44.391
HIERARCH ESO ISS PBLA12 START 145.4
HIERARCH ESO ISS PBLA12 END 145.4
HIERARCH ESO ISS PBL13 START 128.599
HIERARCH ESO ISS PBL13 END 128.643
HIERARCH ESO ISS PBLA13 START 93.4
HIERARCH ESO ISS PBLA13 END 93.4
HIERARCH ESO ISS PBL14 START 143.612
HIERARCH ESO ISS PBL14 END 143.758
HIERARCH ESO ISS PBLA14 START 27.279
HIERARCH ESO ISS PBLA14 END 27.363
HIERARCH ESO ISS PBL23 START 107.126
HIERARCH ESO ISS PBL23 END 107.234
HIERARCH ESO ISS PBLA23 START 74.3
HIERARCH ESO ISS PBLA23 END 74.3
HIERARCH ESO ISS PBL24 START 169.14
HIERARCH ESO ISS PBL24 END 169.232
HIERARCH ESO ISS PBLA24 START 13.878
HIERARCH ESO ISS PBLA24 END 13.977
HIERARCH ESO ISS PBL34 START 148.98
HIERARCH ESO ISS PBL34 END 148.867
HIERARCH ESO ISS PBLA34 START 335.172
HIERARCH ESO ISS PBLA34 END 335.24
HIERARCH ESO ISS AMBI TAU0 START 0.009513
HIERARCH ESO ISS AMBI TAU0 END 0.009513
HIERARCH ESO ISS AMBI TEMP 13.04
HIERARCH ESO ISS AMBI FWHM START 0.89
HIERARCH ESO ISS AMBI FWHM END 0.89