Exposure
ID
PIONI.2025-10-12T07:30:26.139_1
Header ID
PIONI.2025-10-12T07:30:26.139
Date updated
2025-10-12 07:36:28 UTC+0000
Release date
2025-10-12 07:30:26 UTC+0000
UTC Start
2025-10-12 07:30:26.139
UTC End
2025-10-12 07:31:04.539
MJD Start
60960.312802535
MJD End
60960.313246979444
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.010742
Ambient temperature (°C)
12.12
Seeing (arcsec)
0.795
Observation
ID
70911
Category
calibrator
Program ID
116.29DN.001
Program Title
TOWARD ACCURATE AND ASSUMPTION-FREE MODELING OF YSO DISKS
Program Type
Normal
PI / COI
GALLENNE / IBRAHIM / MONNIER
Target
ID
52619
Name
HD 46947
RA
99.095575
DEC
6.23579
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 48.4040 48.3940 142.9000 142.8000
A0-J2 106.7550 107.0060 97.4000 97.4000
A0-J6 129.5170 129.5840 10.1090 10.2530
B5-J2 80.5600 80.8170 72.0000 72.1000
B5-J6 166.2110 166.1960 357.7590 357.8750
J2-J6 163.8890 163.8240 329.5230 329.5400
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.29DN.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60960.312802535
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 46947
RA 99.095575
DEC 6.23579
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 48.404
HIERARCH ESO ISS PBL12 END 48.394
HIERARCH ESO ISS PBLA12 START 142.9
HIERARCH ESO ISS PBLA12 END 142.8
HIERARCH ESO ISS PBL13 START 106.755
HIERARCH ESO ISS PBL13 END 107.006
HIERARCH ESO ISS PBLA13 START 97.4
HIERARCH ESO ISS PBLA13 END 97.4
HIERARCH ESO ISS PBL14 START 129.517
HIERARCH ESO ISS PBL14 END 129.584
HIERARCH ESO ISS PBLA14 START 10.109
HIERARCH ESO ISS PBLA14 END 10.253
HIERARCH ESO ISS PBL23 START 80.56
HIERARCH ESO ISS PBL23 END 80.817
HIERARCH ESO ISS PBLA23 START 72.0
HIERARCH ESO ISS PBLA23 END 72.1
HIERARCH ESO ISS PBL24 START 166.211
HIERARCH ESO ISS PBL24 END 166.196
HIERARCH ESO ISS PBLA24 START 357.759
HIERARCH ESO ISS PBLA24 END 357.875
HIERARCH ESO ISS PBL34 START 163.889
HIERARCH ESO ISS PBL34 END 163.824
HIERARCH ESO ISS PBLA34 START 329.523
HIERARCH ESO ISS PBLA34 END 329.54
HIERARCH ESO ISS AMBI TAU0 START 0.010742
HIERARCH ESO ISS AMBI TAU0 END 0.010742
HIERARCH ESO ISS AMBI TEMP 12.12
HIERARCH ESO ISS AMBI FWHM START 0.92
HIERARCH ESO ISS AMBI FWHM END 0.67