Exposure
ID
PIONI.2025-11-17T04:11:23.957_1
Header ID
PIONI.2025-11-17T04:11:23.957
Date updated
2025-11-17 08:15:15 UTC+0000
Release date
2025-11-17 04:11:23 UTC+0000
UTC Start
2025-11-17 04:11:23.958
UTC End
2025-11-17 04:12:40.758
MJD Start
60996.1745828441
MJD End
60996.17547173299
Exposure time (s)
76.8
Validation level
1
Tau 0: Coherence time (s)
0.004184
Ambient temperature (°C)
13.82
Seeing (arcsec)
0.64
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 24.9990 25.0160 135.7000 135.8000
A0-D0 25.8750 25.9800 62.2000 62.4000
A0-C1 20.8170 20.8680 112.3590 112.3480
B2-D0 30.4630 30.4800 10.3000 10.5000
B2-C1 10.1490 10.1550 10.2430 10.4640
D0-C1 20.3140 20.3250 190.3070 190.5280
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 60996.1745828441
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 24.999
HIERARCH ESO ISS PBL12 END 25.016
HIERARCH ESO ISS PBLA12 START 135.7
HIERARCH ESO ISS PBLA12 END 135.8
HIERARCH ESO ISS PBL13 START 25.875
HIERARCH ESO ISS PBL13 END 25.98
HIERARCH ESO ISS PBLA13 START 62.2
HIERARCH ESO ISS PBLA13 END 62.4
HIERARCH ESO ISS PBL14 START 20.817
HIERARCH ESO ISS PBL14 END 20.868
HIERARCH ESO ISS PBLA14 START 112.359
HIERARCH ESO ISS PBLA14 END 112.348
HIERARCH ESO ISS PBL23 START 30.463
HIERARCH ESO ISS PBL23 END 30.48
HIERARCH ESO ISS PBLA23 START 10.3
HIERARCH ESO ISS PBLA23 END 10.5
HIERARCH ESO ISS PBL24 START 10.149
HIERARCH ESO ISS PBL24 END 10.155
HIERARCH ESO ISS PBLA24 START 10.243
HIERARCH ESO ISS PBLA24 END 10.464
HIERARCH ESO ISS PBL34 START 20.314
HIERARCH ESO ISS PBL34 END 20.325
HIERARCH ESO ISS PBLA34 START 190.307
HIERARCH ESO ISS PBLA34 END 190.528
HIERARCH ESO ISS AMBI TAU0 START 0.004184
HIERARCH ESO ISS AMBI TAU0 END 0.004184
HIERARCH ESO ISS AMBI TEMP 13.82
HIERARCH ESO ISS AMBI FWHM START 0.64
HIERARCH ESO ISS AMBI FWHM END 0.64