Exposure
ID
PIONI.2025-10-27T03:21:27.589_1
Header ID
PIONI.2025-10-27T03:21:27.589
Date updated
2025-10-27 03:30:53 UTC+0000
Release date
2026-10-27 03:30:52 UTC+0000
UTC Start
2025-10-27 03:21:27.589
UTC End
2025-10-27 03:22:05.989
MJD Start
60975.139902655
MJD End
60975.14034709944
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.004508
Ambient temperature (°C)
13.52
Seeing (arcsec)
0.86
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 88.9160 88.8620 112.6000 112.6000
A0-J2 129.1900 129.2010 92.8000 92.8000
A0-K0 124.7330 124.8280 74.0460 74.0310
G1-J2 54.5590 54.6190 59.3000 59.3000
G1-K0 78.1810 78.2570 28.9310 29.0050
J2-K0 41.6100 41.5910 347.3520 347.4420
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 60975.139902655
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 88.916
HIERARCH ESO ISS PBL12 END 88.862
HIERARCH ESO ISS PBLA12 START 112.6
HIERARCH ESO ISS PBLA12 END 112.6
HIERARCH ESO ISS PBL13 START 129.19
HIERARCH ESO ISS PBL13 END 129.201
HIERARCH ESO ISS PBLA13 START 92.8
HIERARCH ESO ISS PBLA13 END 92.8
HIERARCH ESO ISS PBL14 START 124.733
HIERARCH ESO ISS PBL14 END 124.828
HIERARCH ESO ISS PBLA14 START 74.046
HIERARCH ESO ISS PBLA14 END 74.031
HIERARCH ESO ISS PBL23 START 54.559
HIERARCH ESO ISS PBL23 END 54.619
HIERARCH ESO ISS PBLA23 START 59.3
HIERARCH ESO ISS PBLA23 END 59.3
HIERARCH ESO ISS PBL24 START 78.181
HIERARCH ESO ISS PBL24 END 78.257
HIERARCH ESO ISS PBLA24 START 28.931
HIERARCH ESO ISS PBLA24 END 29.005
HIERARCH ESO ISS PBL34 START 41.61
HIERARCH ESO ISS PBL34 END 41.591
HIERARCH ESO ISS PBLA34 START 347.352
HIERARCH ESO ISS PBLA34 END 347.442
HIERARCH ESO ISS AMBI TAU0 START 0.004508
HIERARCH ESO ISS AMBI TAU0 END 0.004508
HIERARCH ESO ISS AMBI TEMP 13.52
HIERARCH ESO ISS AMBI FWHM START 0.84
HIERARCH ESO ISS AMBI FWHM END 0.88