Exposure
ID
PIONI.2025-10-31T02:57:42.532_1
Header ID
PIONI.2025-10-31T02:57:42.532
Date updated
2025-10-31 03:05:48 UTC+0000
Release date
2026-10-31 03:05:48 UTC+0000
UTC Start
2025-10-31 02:57:42.533
UTC End
2025-10-31 02:58:20.933
MJD Start
60979.1234089434
MJD End
60979.12385338784
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.005
Ambient temperature (°C)
13.01
Seeing (arcsec)
0.67
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 89.4130 89.3660 112.7000 112.7000
A0-J2 128.9920 129.0190 93.1000 93.1000
A0-K0 123.7050 123.8160 74.1780 74.1690
G1-J2 53.9270 53.9930 59.2000 59.2000
G1-K0 77.4140 77.4920 28.1590 28.2430
J2-K0 41.8080 41.7870 346.4550 346.5480
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 60979.1234089434
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 89.413
HIERARCH ESO ISS PBL12 END 89.366
HIERARCH ESO ISS PBLA12 START 112.7
HIERARCH ESO ISS PBLA12 END 112.7
HIERARCH ESO ISS PBL13 START 128.992
HIERARCH ESO ISS PBL13 END 129.019
HIERARCH ESO ISS PBLA13 START 93.1
HIERARCH ESO ISS PBLA13 END 93.1
HIERARCH ESO ISS PBL14 START 123.705
HIERARCH ESO ISS PBL14 END 123.816
HIERARCH ESO ISS PBLA14 START 74.178
HIERARCH ESO ISS PBLA14 END 74.169
HIERARCH ESO ISS PBL23 START 53.927
HIERARCH ESO ISS PBL23 END 53.993
HIERARCH ESO ISS PBLA23 START 59.2
HIERARCH ESO ISS PBLA23 END 59.2
HIERARCH ESO ISS PBL24 START 77.414
HIERARCH ESO ISS PBL24 END 77.492
HIERARCH ESO ISS PBLA24 START 28.159
HIERARCH ESO ISS PBLA24 END 28.243
HIERARCH ESO ISS PBL34 START 41.808
HIERARCH ESO ISS PBL34 END 41.787
HIERARCH ESO ISS PBLA34 START 346.455
HIERARCH ESO ISS PBLA34 END 346.548
HIERARCH ESO ISS AMBI TAU0 START 0.005
HIERARCH ESO ISS AMBI TAU0 END 0.005
HIERARCH ESO ISS AMBI TEMP 13.01
HIERARCH ESO ISS AMBI FWHM START 0.67
HIERARCH ESO ISS AMBI FWHM END 0.67