Exposure
ID
PIONI.2025-10-09T04:01:27.460_1
Header ID
PIONI.2025-10-09T04:01:27.460
Date updated
2025-10-09 04:11:02 UTC+0000
Release date
2025-10-09 04:01:27 UTC+0000
UTC Start
2025-10-09 04:01:27.461
UTC End
2025-10-09 04:02:05.861
MJD Start
60957.167678941
MJD End
60957.16812338544
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.002654
Ambient temperature (°C)
12.31
Seeing (arcsec)
1.11
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 90.3450 90.3270 113.3000 113.2000
A0-J2 127.5710 127.6420 93.8000 93.7000
A0-K0 120.1810 120.3270 74.2090 74.2040
G1-J2 52.0460 52.1230 58.3000 58.4000
G1-K0 75.7870 75.8610 25.5130 25.6050
J2-K0 42.6950 42.6730 344.1590 344.2470
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 60957.167678941
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 90.345
HIERARCH ESO ISS PBL12 END 90.327
HIERARCH ESO ISS PBLA12 START 113.3
HIERARCH ESO ISS PBLA12 END 113.2
HIERARCH ESO ISS PBL13 START 127.571
HIERARCH ESO ISS PBL13 END 127.642
HIERARCH ESO ISS PBLA13 START 93.8
HIERARCH ESO ISS PBLA13 END 93.7
HIERARCH ESO ISS PBL14 START 120.181
HIERARCH ESO ISS PBL14 END 120.327
HIERARCH ESO ISS PBLA14 START 74.209
HIERARCH ESO ISS PBLA14 END 74.204
HIERARCH ESO ISS PBL23 START 52.046
HIERARCH ESO ISS PBL23 END 52.123
HIERARCH ESO ISS PBLA23 START 58.3
HIERARCH ESO ISS PBLA23 END 58.4
HIERARCH ESO ISS PBL24 START 75.787
HIERARCH ESO ISS PBL24 END 75.861
HIERARCH ESO ISS PBLA24 START 25.513
HIERARCH ESO ISS PBLA24 END 25.605
HIERARCH ESO ISS PBL34 START 42.695
HIERARCH ESO ISS PBL34 END 42.673
HIERARCH ESO ISS PBLA34 START 344.159
HIERARCH ESO ISS PBLA34 END 344.247
HIERARCH ESO ISS AMBI TAU0 START 0.002654
HIERARCH ESO ISS AMBI TAU0 END 0.002654
HIERARCH ESO ISS AMBI TEMP 12.31
HIERARCH ESO ISS AMBI FWHM START 1.11
HIERARCH ESO ISS AMBI FWHM END 1.11