Exposure
ID
PIONI.2025-10-14T03:06:27.410_1
Header ID
PIONI.2025-10-14T03:06:27.410
Date updated
2025-10-14 03:11:55 UTC+0000
Release date
2025-10-14 03:06:27 UTC+0000
UTC Start
2025-10-14 03:06:27.410
UTC End
2025-10-14 03:07:05.810
MJD Start
60962.1294839089
MJD End
60962.129928353344
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.0075650000000000005
Ambient temperature (°C)
11.12
Seeing (arcsec)
0.43
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 48.1060 48.0910 142.7000 142.6000
A0-J2 101.8640 102.1310 104.4000 104.3000
A0-J6 112.7530 112.8080 7.1120 7.2830
B5-J2 70.7180 71.0140 79.4000 79.4000
B5-J6 150.8990 150.8520 354.2120 354.3370
J2-J6 161.1780 161.0920 328.2920 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 60962.1294839089
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 48.106
HIERARCH ESO ISS PBL12 END 48.091
HIERARCH ESO ISS PBLA12 START 142.7
HIERARCH ESO ISS PBLA12 END 142.6
HIERARCH ESO ISS PBL13 START 101.864
HIERARCH ESO ISS PBL13 END 102.131
HIERARCH ESO ISS PBLA13 START 104.4
HIERARCH ESO ISS PBLA13 END 104.3
HIERARCH ESO ISS PBL14 START 112.753
HIERARCH ESO ISS PBL14 END 112.808
HIERARCH ESO ISS PBLA14 START 7.112
HIERARCH ESO ISS PBLA14 END 7.283
HIERARCH ESO ISS PBL23 START 70.718
HIERARCH ESO ISS PBL23 END 71.014
HIERARCH ESO ISS PBLA23 START 79.4
HIERARCH ESO ISS PBLA23 END 79.4
HIERARCH ESO ISS PBL24 START 150.899
HIERARCH ESO ISS PBL24 END 150.852
HIERARCH ESO ISS PBLA24 START 354.212
HIERARCH ESO ISS PBLA24 END 354.337
HIERARCH ESO ISS PBL34 START 161.178
HIERARCH ESO ISS PBL34 END 161.092
HIERARCH ESO ISS PBLA34 START 328.292
HIERARCH ESO ISS PBLA34 END 328.29
HIERARCH ESO ISS AMBI TAU0 START 0.006436
HIERARCH ESO ISS AMBI TAU0 END 0.008694
HIERARCH ESO ISS AMBI TEMP 11.12
HIERARCH ESO ISS AMBI FWHM START 0.42
HIERARCH ESO ISS AMBI FWHM END 0.44