Exposure
ID
PIONI.2025-12-15T03:10:11.296_1
Header ID
PIONI.2025-12-15T03:10:11.296
Date updated
2025-12-15 03:16:08 UTC+0000
Release date
2025-12-15 03:10:11 UTC+0000
UTC Start
2025-12-15 03:10:11.295
UTC End
2025-12-15 03:10:49.695
MJD Start
61024.1320751752
MJD End
61024.13251961964
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.0037095
Ambient temperature (°C)
10.07
Seeing (arcsec)
0.6
Observation
ID
72293
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
53696
Name
HD16639
RA
40.111662
DEC
13.52706
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 74.4350 74.2660 109.3000 109.3000
A0-J2 119.9430 119.7760 87.3000 87.2000
A0-K0 126.8600 126.8050 70.1810 70.1240
G1-J2 58.1310 58.1410 58.5000 58.5000
G1-K0 83.6120 83.6820 35.9670 35.9860
J2-K0 37.3120 37.3100 359.2840 359.4020
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 61024.1320751752
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD16639
RA 40.111662
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 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 74.435
HIERARCH ESO ISS PBL12 END 74.266
HIERARCH ESO ISS PBLA12 START 109.3
HIERARCH ESO ISS PBLA12 END 109.3
HIERARCH ESO ISS PBL13 START 119.943
HIERARCH ESO ISS PBL13 END 119.776
HIERARCH ESO ISS PBLA13 START 87.3
HIERARCH ESO ISS PBLA13 END 87.2
HIERARCH ESO ISS PBL14 START 126.86
HIERARCH ESO ISS PBL14 END 126.805
HIERARCH ESO ISS PBLA14 START 70.181
HIERARCH ESO ISS PBLA14 END 70.124
HIERARCH ESO ISS PBL23 START 58.131
HIERARCH ESO ISS PBL23 END 58.141
HIERARCH ESO ISS PBLA23 START 58.5
HIERARCH ESO ISS PBLA23 END 58.5
HIERARCH ESO ISS PBL24 START 83.612
HIERARCH ESO ISS PBL24 END 83.682
HIERARCH ESO ISS PBLA24 START 35.967
HIERARCH ESO ISS PBLA24 END 35.986
HIERARCH ESO ISS PBL34 START 37.312
HIERARCH ESO ISS PBL34 END 37.31
HIERARCH ESO ISS PBLA34 START 359.284
HIERARCH ESO ISS PBLA34 END 359.402
HIERARCH ESO ISS AMBI TAU0 START 0.003534
HIERARCH ESO ISS AMBI TAU0 END 0.003885
HIERARCH ESO ISS AMBI TEMP 10.07
HIERARCH ESO ISS AMBI FWHM START 0.61
HIERARCH ESO ISS AMBI FWHM END 0.59