Exposure
ID
PIONI.2025-11-17T04:15:50.291_1
Header ID
PIONI.2025-11-17T04:15:50.291
Date updated
2025-11-17 08:15:15 UTC+0000
Release date
2025-11-17 04:15:50 UTC+0000
UTC Start
2025-11-17 04:15:50.291
UTC End
2025-11-17 04:17:07.091
MJD Start
60996.1776654096
MJD End
60996.178554298494
Exposure time (s)
76.8
Validation level
1
Tau 0: Coherence time (s)
0.004206
Ambient temperature (°C)
13.78
Seeing (arcsec)
0.6
Observation
ID
71791
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
53295
Name
HD 35958
RA
81.998712
DEC
-7.66077
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 25.0490 25.0640 135.8000 135.8000
A0-D0 26.1930 26.2950 62.7000 62.9000
A0-C1 20.9710 21.0200 112.3330 112.3250
B2-D0 30.5160 30.5340 11.0000 11.2000
B2-C1 10.1670 10.1730 10.9200 11.1380
D0-C1 20.3490 20.3610 190.9840 191.2020
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 60996.1776654096
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 35958
RA 81.998712
DEC -7.66077
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 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
HIERARCH ESO DET DIT 0.0015
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 25.049
HIERARCH ESO ISS PBL12 END 25.064
HIERARCH ESO ISS PBLA12 START 135.8
HIERARCH ESO ISS PBLA12 END 135.8
HIERARCH ESO ISS PBL13 START 26.193
HIERARCH ESO ISS PBL13 END 26.295
HIERARCH ESO ISS PBLA13 START 62.7
HIERARCH ESO ISS PBLA13 END 62.9
HIERARCH ESO ISS PBL14 START 20.971
HIERARCH ESO ISS PBL14 END 21.02
HIERARCH ESO ISS PBLA14 START 112.333
HIERARCH ESO ISS PBLA14 END 112.325
HIERARCH ESO ISS PBL23 START 30.516
HIERARCH ESO ISS PBL23 END 30.534
HIERARCH ESO ISS PBLA23 START 11.0
HIERARCH ESO ISS PBLA23 END 11.2
HIERARCH ESO ISS PBL24 START 10.167
HIERARCH ESO ISS PBL24 END 10.173
HIERARCH ESO ISS PBLA24 START 10.92
HIERARCH ESO ISS PBLA24 END 11.138
HIERARCH ESO ISS PBL34 START 20.349
HIERARCH ESO ISS PBL34 END 20.361
HIERARCH ESO ISS PBLA34 START 190.984
HIERARCH ESO ISS PBLA34 END 191.202
HIERARCH ESO ISS AMBI TAU0 START 0.004206
HIERARCH ESO ISS AMBI TAU0 END 0.004206
HIERARCH ESO ISS AMBI TEMP 13.78
HIERARCH ESO ISS AMBI FWHM START 0.6
HIERARCH ESO ISS AMBI FWHM END 0.6