Exposure
ID
PIONI.2025-12-15T03:24:00.234_1
Header ID
PIONI.2025-12-15T03:24:00.234
Date updated
2025-12-15 03:31:28 UTC+0000
Release date
2025-12-15 03:24:00 UTC+0000
UTC Start
2025-12-15 03:24:00.235
UTC End
2025-12-15 03:24:38.635
MJD Start
61024.1416693828
MJD End
61024.14211382724
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.003683
Ambient temperature (°C)
9.91
Seeing (arcsec)
0.58
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 71.4680 71.2860 109.3000 109.3000
A0-J2 116.9170 116.7250 86.4000 86.3000
A0-K0 125.7380 125.6600 69.1760 69.1150
G1-J2 58.2270 58.2280 57.8000 57.7000
G1-K0 84.7590 84.8240 36.2220 36.2340
J2-K0 37.3210 37.3230 1.2840 1.4020
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 61024.1416693828
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 71.468
HIERARCH ESO ISS PBL12 END 71.286
HIERARCH ESO ISS PBLA12 START 109.3
HIERARCH ESO ISS PBLA12 END 109.3
HIERARCH ESO ISS PBL13 START 116.917
HIERARCH ESO ISS PBL13 END 116.725
HIERARCH ESO ISS PBLA13 START 86.4
HIERARCH ESO ISS PBLA13 END 86.3
HIERARCH ESO ISS PBL14 START 125.738
HIERARCH ESO ISS PBL14 END 125.66
HIERARCH ESO ISS PBLA14 START 69.176
HIERARCH ESO ISS PBLA14 END 69.115
HIERARCH ESO ISS PBL23 START 58.227
HIERARCH ESO ISS PBL23 END 58.228
HIERARCH ESO ISS PBLA23 START 57.8
HIERARCH ESO ISS PBLA23 END 57.7
HIERARCH ESO ISS PBL24 START 84.759
HIERARCH ESO ISS PBL24 END 84.824
HIERARCH ESO ISS PBLA24 START 36.222
HIERARCH ESO ISS PBLA24 END 36.234
HIERARCH ESO ISS PBL34 START 37.321
HIERARCH ESO ISS PBL34 END 37.323
HIERARCH ESO ISS PBLA34 START 1.284
HIERARCH ESO ISS PBLA34 END 1.402
HIERARCH ESO ISS AMBI TAU0 START 0.003683
HIERARCH ESO ISS AMBI TAU0 END 0.003683
HIERARCH ESO ISS AMBI TEMP 9.91
HIERARCH ESO ISS AMBI FWHM START 0.58
HIERARCH ESO ISS AMBI FWHM END 0.58