Exposure
ID
PIONI.2025-10-15T03:04:13.543_1
Header ID
PIONI.2025-10-15T03:04:13.543
Date updated
2025-10-15 03:11:13 UTC+0000
Release date
2025-10-15 03:04:13 UTC+0000
UTC Start
2025-10-15 03:04:13.543
UTC End
2025-10-15 03:04:51.943
MJD Start
60963.1279345211
MJD End
60963.12837896554
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.004044
Ambient temperature (°C)
12.48
Seeing (arcsec)
0.66
Observation
ID
70926
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
52633
Name
HD16639
RA
40.112235
DEC
13.52706
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 48.0740 48.0580 142.6000 142.6000
A0-J2 102.4230 102.6870 104.2000 104.1000
A0-J6 112.8680 112.9260 7.4730 7.6490
B5-J2 71.3370 71.6310 79.4000 79.4000
B5-J6 150.8010 150.7570 354.4770 354.6080
J2-J6 160.9960 160.9080 328.2920 328.2970
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 60963.1279345211
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD16639
RA 40.112235
DEC 13.52706
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 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 48.074
HIERARCH ESO ISS PBL12 END 48.058
HIERARCH ESO ISS PBLA12 START 142.6
HIERARCH ESO ISS PBLA12 END 142.6
HIERARCH ESO ISS PBL13 START 102.423
HIERARCH ESO ISS PBL13 END 102.687
HIERARCH ESO ISS PBLA13 START 104.2
HIERARCH ESO ISS PBLA13 END 104.1
HIERARCH ESO ISS PBL14 START 112.868
HIERARCH ESO ISS PBL14 END 112.926
HIERARCH ESO ISS PBLA14 START 7.473
HIERARCH ESO ISS PBLA14 END 7.649
HIERARCH ESO ISS PBL23 START 71.337
HIERARCH ESO ISS PBL23 END 71.631
HIERARCH ESO ISS PBLA23 START 79.4
HIERARCH ESO ISS PBLA23 END 79.4
HIERARCH ESO ISS PBL24 START 150.801
HIERARCH ESO ISS PBL24 END 150.757
HIERARCH ESO ISS PBLA24 START 354.477
HIERARCH ESO ISS PBLA24 END 354.608
HIERARCH ESO ISS PBL34 START 160.996
HIERARCH ESO ISS PBL34 END 160.908
HIERARCH ESO ISS PBLA34 START 328.292
HIERARCH ESO ISS PBLA34 END 328.297
HIERARCH ESO ISS AMBI TAU0 START 0.004044
HIERARCH ESO ISS AMBI TAU0 END 0.004044
HIERARCH ESO ISS AMBI TEMP 12.48
HIERARCH ESO ISS AMBI FWHM START 0.66
HIERARCH ESO ISS AMBI FWHM END 0.66