Exposure
ID
PIONI.2025-12-15T03:11:01.806_1
Header ID
PIONI.2025-12-15T03:11:01.806
Date updated
2025-12-15 03:16:08 UTC+0000
Release date
2025-12-15 03:11:01 UTC+0000
UTC Start
2025-12-15 03:11:01.806
UTC End
2025-12-15 03:11:40.206
MJD Start
61024.1326597948
MJD End
61024.13310423924
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.003885
Ambient temperature (°C)
10.09
Seeing (arcsec)
0.59
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 74.2590 86.2970 109.3000 109.5000
A0-J2 119.7690 129.1620 87.2000 92.1000
A0-K0 126.8020 124.7380 70.1210 75.9840
G1-J2 58.1420 53.5260 58.5000 63.1000
G1-K0 83.6850 71.1390 35.9860 33.9140
J2-K0 37.3100 35.7550 359.4070 346.9890
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 61024.1326597948
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 74.259
HIERARCH ESO ISS PBL12 END 86.297
HIERARCH ESO ISS PBLA12 START 109.3
HIERARCH ESO ISS PBLA12 END 109.5
HIERARCH ESO ISS PBL13 START 119.769
HIERARCH ESO ISS PBL13 END 129.162
HIERARCH ESO ISS PBLA13 START 87.2
HIERARCH ESO ISS PBLA13 END 92.1
HIERARCH ESO ISS PBL14 START 126.802
HIERARCH ESO ISS PBL14 END 124.738
HIERARCH ESO ISS PBLA14 START 70.121
HIERARCH ESO ISS PBLA14 END 75.984
HIERARCH ESO ISS PBL23 START 58.142
HIERARCH ESO ISS PBL23 END 53.526
HIERARCH ESO ISS PBLA23 START 58.5
HIERARCH ESO ISS PBLA23 END 63.1
HIERARCH ESO ISS PBL24 START 83.685
HIERARCH ESO ISS PBL24 END 71.139
HIERARCH ESO ISS PBLA24 START 35.986
HIERARCH ESO ISS PBLA24 END 33.914
HIERARCH ESO ISS PBL34 START 37.31
HIERARCH ESO ISS PBL34 END 35.755
HIERARCH ESO ISS PBLA34 START 359.407
HIERARCH ESO ISS PBLA34 END 346.989
HIERARCH ESO ISS AMBI TAU0 START 0.003885
HIERARCH ESO ISS AMBI TAU0 END 0.003885
HIERARCH ESO ISS AMBI TEMP 10.09
HIERARCH ESO ISS AMBI FWHM START 0.59
HIERARCH ESO ISS AMBI FWHM END 0.59