Exposure
ID
PIONI.2025-10-12T07:37:20.291_1
Header ID
PIONI.2025-10-12T07:37:20.291
Date updated
2025-10-12 07:45:53 UTC+0000
Release date
2025-10-12 07:45:53 UTC+0000
UTC Start
2025-10-12 07:37:20.291
UTC End
2025-10-12 07:37:58.691
MJD Start
60960.317595961
MJD End
60960.318040405444
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.011634
Ambient temperature (°C)
12.13
Seeing (arcsec)
0.685
Observation
ID
70910
Category
science
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
52618
Name
HD259431
RA
98.271046
DEC
10.3222
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 47.8240 47.8050 142.4000 142.4000
A0-J2 110.5250 110.7560 99.4000 99.3000
A0-J6 122.5620 122.6530 12.6960 12.8490
B5-J2 82.3020 82.5610 76.0000 76.1000
B5-J6 157.4760 157.4700 359.1870 359.3140
J2-J6 160.2360 160.1450 329.1800 329.2000
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.29DN.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60960.317595961
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD259431
RA 98.271046
DEC 10.3222
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 47.824
HIERARCH ESO ISS PBL12 END 47.805
HIERARCH ESO ISS PBLA12 START 142.4
HIERARCH ESO ISS PBLA12 END 142.4
HIERARCH ESO ISS PBL13 START 110.525
HIERARCH ESO ISS PBL13 END 110.756
HIERARCH ESO ISS PBLA13 START 99.4
HIERARCH ESO ISS PBLA13 END 99.3
HIERARCH ESO ISS PBL14 START 122.562
HIERARCH ESO ISS PBL14 END 122.653
HIERARCH ESO ISS PBLA14 START 12.696
HIERARCH ESO ISS PBLA14 END 12.849
HIERARCH ESO ISS PBL23 START 82.302
HIERARCH ESO ISS PBL23 END 82.561
HIERARCH ESO ISS PBLA23 START 76.0
HIERARCH ESO ISS PBLA23 END 76.1
HIERARCH ESO ISS PBL24 START 157.476
HIERARCH ESO ISS PBL24 END 157.47
HIERARCH ESO ISS PBLA24 START 359.187
HIERARCH ESO ISS PBLA24 END 359.314
HIERARCH ESO ISS PBL34 START 160.236
HIERARCH ESO ISS PBL34 END 160.145
HIERARCH ESO ISS PBLA34 START 329.18
HIERARCH ESO ISS PBLA34 END 329.2
HIERARCH ESO ISS AMBI TAU0 START 0.011634
HIERARCH ESO ISS AMBI TAU0 END 0.011634
HIERARCH ESO ISS AMBI TEMP 12.13
HIERARCH ESO ISS AMBI FWHM START 0.7
HIERARCH ESO ISS AMBI FWHM END 0.67