Exposure
ID
PIONI.2025-10-28T04:56:25.763_1
Header ID
PIONI.2025-10-28T04:56:25.763
Date updated
2025-10-28 05:06:22 UTC+0000
Release date
2025-10-28 04:56:25 UTC+0000
UTC Start
2025-10-28 04:56:25.763
UTC End
2025-10-28 04:57:04.163
MJD Start
60976.2058537365
MJD End
60976.20629818094
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.0053935
Ambient temperature (°C)
10.45
Seeing (arcsec)
0.55
Observation
ID
71029
Category
calibrator
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
52712
Name
HD86
RA
1.42654
DEC
16.84683
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 55.4250 55.1950 106.7000 106.7000
A0-J2 100.7800 100.5130 79.3000 79.3000
A0-K0 118.4640 118.3190 62.7040 62.6090
G1-J2 57.4730 57.4480 53.1000 53.0000
G1-K0 87.4800 87.5260 36.6080 36.5900
J2-K0 36.2260 36.2450 9.8960 10.0060
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.296R.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60976.2058537365
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD86
RA 1.42654
DEC 16.84683
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 55.425
HIERARCH ESO ISS PBL12 END 55.195
HIERARCH ESO ISS PBLA12 START 106.7
HIERARCH ESO ISS PBLA12 END 106.7
HIERARCH ESO ISS PBL13 START 100.78
HIERARCH ESO ISS PBL13 END 100.513
HIERARCH ESO ISS PBLA13 START 79.3
HIERARCH ESO ISS PBLA13 END 79.3
HIERARCH ESO ISS PBL14 START 118.464
HIERARCH ESO ISS PBL14 END 118.319
HIERARCH ESO ISS PBLA14 START 62.704
HIERARCH ESO ISS PBLA14 END 62.609
HIERARCH ESO ISS PBL23 START 57.473
HIERARCH ESO ISS PBL23 END 57.448
HIERARCH ESO ISS PBLA23 START 53.1
HIERARCH ESO ISS PBLA23 END 53.0
HIERARCH ESO ISS PBL24 START 87.48
HIERARCH ESO ISS PBL24 END 87.526
HIERARCH ESO ISS PBLA24 START 36.608
HIERARCH ESO ISS PBLA24 END 36.59
HIERARCH ESO ISS PBL34 START 36.226
HIERARCH ESO ISS PBL34 END 36.245
HIERARCH ESO ISS PBLA34 START 9.896
HIERARCH ESO ISS PBLA34 END 10.006
HIERARCH ESO ISS AMBI TAU0 START 0.005267
HIERARCH ESO ISS AMBI TAU0 END 0.00552
HIERARCH ESO ISS AMBI TEMP 10.45
HIERARCH ESO ISS AMBI FWHM START 0.58
HIERARCH ESO ISS AMBI FWHM END 0.52