Exposure
ID
PIONI.2025-10-14T03:04:46.476_1
Header ID
PIONI.2025-10-14T03:04:46.476
Date updated
2025-10-14 03:11:55 UTC+0000
Release date
2025-10-14 03:04:46 UTC+0000
UTC Start
2025-10-14 03:04:46.477
UTC End
2025-10-14 03:05:24.877
MJD Start
60962.1283157025
MJD End
60962.128760146945
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.006436
Ambient temperature (°C)
11.13
Seeing (arcsec)
0.42
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 48.1370 48.1230 142.7000 142.7000
A0-J2 101.3160 101.5800 104.5000 104.4000
A0-J6 112.6440 112.6960 6.7570 6.9280
B5-J2 70.1120 70.4030 79.4000 79.4000
B5-J6 150.9970 150.9490 353.9520 354.0770
J2-J6 161.3530 161.2690 328.2890 328.2900
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 60962.1283157025
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 48.137
HIERARCH ESO ISS PBL12 END 48.123
HIERARCH ESO ISS PBLA12 START 142.7
HIERARCH ESO ISS PBLA12 END 142.7
HIERARCH ESO ISS PBL13 START 101.316
HIERARCH ESO ISS PBL13 END 101.58
HIERARCH ESO ISS PBLA13 START 104.5
HIERARCH ESO ISS PBLA13 END 104.4
HIERARCH ESO ISS PBL14 START 112.644
HIERARCH ESO ISS PBL14 END 112.696
HIERARCH ESO ISS PBLA14 START 6.757
HIERARCH ESO ISS PBLA14 END 6.928
HIERARCH ESO ISS PBL23 START 70.112
HIERARCH ESO ISS PBL23 END 70.403
HIERARCH ESO ISS PBLA23 START 79.4
HIERARCH ESO ISS PBLA23 END 79.4
HIERARCH ESO ISS PBL24 START 150.997
HIERARCH ESO ISS PBL24 END 150.949
HIERARCH ESO ISS PBLA24 START 353.952
HIERARCH ESO ISS PBLA24 END 354.077
HIERARCH ESO ISS PBL34 START 161.353
HIERARCH ESO ISS PBL34 END 161.269
HIERARCH ESO ISS PBLA34 START 328.289
HIERARCH ESO ISS PBLA34 END 328.29
HIERARCH ESO ISS AMBI TAU0 START 0.006436
HIERARCH ESO ISS AMBI TAU0 END 0.006436
HIERARCH ESO ISS AMBI TEMP 11.13
HIERARCH ESO ISS AMBI FWHM START 0.42
HIERARCH ESO ISS AMBI FWHM END 0.42