Exposure
ID
PIONI.2025-12-15T03:20:38.214_1
Header ID
PIONI.2025-12-15T03:20:38.214
Date updated
2025-12-15 03:25:57 UTC+0000
Release date
2025-12-15 03:20:38 UTC+0000
UTC Start
2025-12-15 03:20:38.214
UTC End
2025-12-15 03:21:16.614
MJD Start
61024.1393311792
MJD End
61024.13977562364
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.003469
Ambient temperature (°C)
9.91
Seeing (arcsec)
0.72
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 72.2120 72.0330 109.3000 109.3000
A0-J2 117.6910 117.5060 86.6000 86.5000
A0-K0 126.0460 125.9730 69.4280 69.3680
G1-J2 58.2170 58.2200 57.9000 57.9000
G1-K0 84.4880 84.5540 36.1700 36.1830
J2-K0 37.3130 37.3140 0.7970 0.9150
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 61024.1393311792
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 72.212
HIERARCH ESO ISS PBL12 END 72.033
HIERARCH ESO ISS PBLA12 START 109.3
HIERARCH ESO ISS PBLA12 END 109.3
HIERARCH ESO ISS PBL13 START 117.691
HIERARCH ESO ISS PBL13 END 117.506
HIERARCH ESO ISS PBLA13 START 86.6
HIERARCH ESO ISS PBLA13 END 86.5
HIERARCH ESO ISS PBL14 START 126.046
HIERARCH ESO ISS PBL14 END 125.973
HIERARCH ESO ISS PBLA14 START 69.428
HIERARCH ESO ISS PBLA14 END 69.368
HIERARCH ESO ISS PBL23 START 58.217
HIERARCH ESO ISS PBL23 END 58.22
HIERARCH ESO ISS PBLA23 START 57.9
HIERARCH ESO ISS PBLA23 END 57.9
HIERARCH ESO ISS PBL24 START 84.488
HIERARCH ESO ISS PBL24 END 84.554
HIERARCH ESO ISS PBLA24 START 36.17
HIERARCH ESO ISS PBLA24 END 36.183
HIERARCH ESO ISS PBL34 START 37.313
HIERARCH ESO ISS PBL34 END 37.314
HIERARCH ESO ISS PBLA34 START 0.797
HIERARCH ESO ISS PBLA34 END 0.915
HIERARCH ESO ISS AMBI TAU0 START 0.003469
HIERARCH ESO ISS AMBI TAU0 END 0.003469
HIERARCH ESO ISS AMBI TEMP 9.91
HIERARCH ESO ISS AMBI FWHM START 0.72
HIERARCH ESO ISS AMBI FWHM END 0.72