Exposure
ID
PIONI.2025-10-15T03:06:45.174_1
Header ID
PIONI.2025-10-15T03:06:45.174
Date updated
2025-10-15 03:11:13 UTC+0000
Release date
2025-10-15 03:06:45 UTC+0000
UTC Start
2025-10-15 03:06:45.174
UTC End
2025-10-15 03:07:23.574
MJD Start
60963.1296895104
MJD End
60963.130133954844
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.0048345
Ambient temperature (°C)
12.62
Seeing (arcsec)
0.63
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 48.0230 48.0070 142.5000 142.5000
A0-J2 103.2400 103.4960 103.9000 103.8000
A0-J6 113.0520 113.1120 8.0090 8.1770
B5-J2 72.2460 72.5320 79.4000 79.4000
B5-J6 150.6670 150.6260 354.8750 355.0010
J2-J6 160.7220 160.6340 328.3000 328.3030
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 60963.1296895104
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 48.023
HIERARCH ESO ISS PBL12 END 48.007
HIERARCH ESO ISS PBLA12 START 142.5
HIERARCH ESO ISS PBLA12 END 142.5
HIERARCH ESO ISS PBL13 START 103.24
HIERARCH ESO ISS PBL13 END 103.496
HIERARCH ESO ISS PBLA13 START 103.9
HIERARCH ESO ISS PBLA13 END 103.8
HIERARCH ESO ISS PBL14 START 113.052
HIERARCH ESO ISS PBL14 END 113.112
HIERARCH ESO ISS PBLA14 START 8.009
HIERARCH ESO ISS PBLA14 END 8.177
HIERARCH ESO ISS PBL23 START 72.246
HIERARCH ESO ISS PBL23 END 72.532
HIERARCH ESO ISS PBLA23 START 79.4
HIERARCH ESO ISS PBLA23 END 79.4
HIERARCH ESO ISS PBL24 START 150.667
HIERARCH ESO ISS PBL24 END 150.626
HIERARCH ESO ISS PBLA24 START 354.875
HIERARCH ESO ISS PBLA24 END 355.001
HIERARCH ESO ISS PBL34 START 160.722
HIERARCH ESO ISS PBL34 END 160.634
HIERARCH ESO ISS PBLA34 START 328.3
HIERARCH ESO ISS PBLA34 END 328.303
HIERARCH ESO ISS AMBI TAU0 START 0.00451
HIERARCH ESO ISS AMBI TAU0 END 0.005159
HIERARCH ESO ISS AMBI TEMP 12.62
HIERARCH ESO ISS AMBI FWHM START 0.66
HIERARCH ESO ISS AMBI FWHM END 0.6