Exposure
ID
PIONI.2025-10-31T02:50:40.493_1
Header ID
PIONI.2025-10-31T02:50:40.493
Date updated
2025-10-31 02:55:51 UTC+0000
Release date
2025-10-31 02:50:40 UTC+0000
UTC Start
2025-10-31 02:50:40.492
UTC End
2025-10-31 02:51:18.892
MJD Start
60979.1185242156
MJD End
60979.11896866004
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.005
Ambient temperature (°C)
12.93
Seeing (arcsec)
0.685
Observation
ID
70876
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
52588
Name
HD7346
RA
18.441879
DEC
6.8809
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 89.8260 89.7890 112.9000 112.9000
A0-J2 128.6820 128.7240 93.3000 93.2000
A0-K0 122.8080 122.9300 74.0830 74.0780
G1-J2 53.4780 53.5480 58.8000 58.8000
G1-K0 77.2530 77.3290 27.2460 27.3340
J2-K0 42.2760 42.2550 345.7880 345.8790
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 60979.1185242156
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD7346
RA 18.441879
DEC 6.8809
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 89.826
HIERARCH ESO ISS PBL12 END 89.789
HIERARCH ESO ISS PBLA12 START 112.9
HIERARCH ESO ISS PBLA12 END 112.9
HIERARCH ESO ISS PBL13 START 128.682
HIERARCH ESO ISS PBL13 END 128.724
HIERARCH ESO ISS PBLA13 START 93.3
HIERARCH ESO ISS PBLA13 END 93.2
HIERARCH ESO ISS PBL14 START 122.808
HIERARCH ESO ISS PBL14 END 122.93
HIERARCH ESO ISS PBLA14 START 74.083
HIERARCH ESO ISS PBLA14 END 74.078
HIERARCH ESO ISS PBL23 START 53.478
HIERARCH ESO ISS PBL23 END 53.548
HIERARCH ESO ISS PBLA23 START 58.8
HIERARCH ESO ISS PBLA23 END 58.8
HIERARCH ESO ISS PBL24 START 77.253
HIERARCH ESO ISS PBL24 END 77.329
HIERARCH ESO ISS PBLA24 START 27.246
HIERARCH ESO ISS PBLA24 END 27.334
HIERARCH ESO ISS PBL34 START 42.276
HIERARCH ESO ISS PBL34 END 42.255
HIERARCH ESO ISS PBLA34 START 345.788
HIERARCH ESO ISS PBLA34 END 345.879
HIERARCH ESO ISS AMBI TAU0 START 0.005
HIERARCH ESO ISS AMBI TAU0 END 0.005
HIERARCH ESO ISS AMBI TEMP 12.93
HIERARCH ESO ISS AMBI FWHM START 0.7
HIERARCH ESO ISS AMBI FWHM END 0.67