Exposure
ID
PIONI.2025-11-27T02:38:05.136_1
Header ID
PIONI.2025-11-27T02:38:05.136
Date updated
2025-11-27 02:46:12 UTC+0000
Release date
2026-11-27 02:46:11 UTC+0000
UTC Start
2025-11-27 02:38:05.136
UTC End
2025-11-27 02:38:56.336
MJD Start
61006.1097816699
MJD End
61006.11037426249
Exposure time (s)
51.2
Validation level
1
Tau 0: Coherence time (s)
0.0072565
Ambient temperature (°C)
14.97
Seeing (arcsec)
0.505
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 39.2820 39.2260 154.2000 154.3000
A0-J2 122.9380 122.7580 90.2000 90.2000
A0-J6 159.5300 159.6750 34.1360 34.1780
B5-J2 111.4330 111.3850 71.7000 71.7000
B5-J6 182.3900 182.5440 23.3890 23.4650
J2-J6 136.6370 136.5300 345.8410 345.9840
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 61006.1097816699
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 0.001
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 39.282
HIERARCH ESO ISS PBL12 END 39.226
HIERARCH ESO ISS PBLA12 START 154.2
HIERARCH ESO ISS PBLA12 END 154.3
HIERARCH ESO ISS PBL13 START 122.938
HIERARCH ESO ISS PBL13 END 122.758
HIERARCH ESO ISS PBLA13 START 90.2
HIERARCH ESO ISS PBLA13 END 90.2
HIERARCH ESO ISS PBL14 START 159.53
HIERARCH ESO ISS PBL14 END 159.675
HIERARCH ESO ISS PBLA14 START 34.136
HIERARCH ESO ISS PBLA14 END 34.178
HIERARCH ESO ISS PBL23 START 111.433
HIERARCH ESO ISS PBL23 END 111.385
HIERARCH ESO ISS PBLA23 START 71.7
HIERARCH ESO ISS PBLA23 END 71.7
HIERARCH ESO ISS PBL24 START 182.39
HIERARCH ESO ISS PBL24 END 182.544
HIERARCH ESO ISS PBLA24 START 23.389
HIERARCH ESO ISS PBLA24 END 23.465
HIERARCH ESO ISS PBL34 START 136.637
HIERARCH ESO ISS PBL34 END 136.53
HIERARCH ESO ISS PBLA34 START 345.841
HIERARCH ESO ISS PBLA34 END 345.984
HIERARCH ESO ISS AMBI TAU0 START 0.00763
HIERARCH ESO ISS AMBI TAU0 END 0.006883
HIERARCH ESO ISS AMBI TEMP 14.97
HIERARCH ESO ISS AMBI FWHM START 0.53
HIERARCH ESO ISS AMBI FWHM END 0.48