Exposure
ID
PIONI.2025-10-28T05:07:11.798_1
Header ID
PIONI.2025-10-28T05:07:11.798
Date updated
2025-10-28 05:15:57 UTC+0000
Release date
2025-10-28 05:07:11 UTC+0000
UTC Start
2025-10-28 05:07:11.798
UTC End
2025-10-28 05:08:02.998
MJD Start
60976.2133309939
MJD End
60976.213923586496
Exposure time (s)
51.2
Validation level
1
Tau 0: Coherence time (s)
0.0054255
Ambient temperature (°C)
10.34
Seeing (arcsec)
0.555
Observation
ID
71030
Category
calibrator
Program ID
116.292S.002
Program Title
CONSTRAINING THE COSMIC DANCE OF MASSIVE STARS IN TRIPLE SYSTEMS
Program Type
Normal
PI / COI
MAHY / SANA / LE BOUQUIN / FROST / BORDIER
Target
ID
52713
Name
HD 4366
RA
11.514026
DEC
5.27969
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 68.1200 67.8840 116.7000 116.8000
A0-J2 108.8660 108.5570 89.6000 89.6000
A0-K0 120.0480 119.8630 69.4240 69.3670
G1-J2 57.3550 57.3180 56.8000 56.8000
G1-K0 89.1920 89.2310 35.2900 35.3010
J2-K0 41.5630 41.5730 4.8600 4.9900
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.292S.002
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60976.2133309939
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 4366
RA 11.514026
DEC 5.27969
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
HIERARCH ESO DET DIT 0.001
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 68.12
HIERARCH ESO ISS PBL12 END 67.884
HIERARCH ESO ISS PBLA12 START 116.7
HIERARCH ESO ISS PBLA12 END 116.8
HIERARCH ESO ISS PBL13 START 108.866
HIERARCH ESO ISS PBL13 END 108.557
HIERARCH ESO ISS PBLA13 START 89.6
HIERARCH ESO ISS PBLA13 END 89.6
HIERARCH ESO ISS PBL14 START 120.048
HIERARCH ESO ISS PBL14 END 119.863
HIERARCH ESO ISS PBLA14 START 69.424
HIERARCH ESO ISS PBLA14 END 69.367
HIERARCH ESO ISS PBL23 START 57.355
HIERARCH ESO ISS PBL23 END 57.318
HIERARCH ESO ISS PBLA23 START 56.8
HIERARCH ESO ISS PBLA23 END 56.8
HIERARCH ESO ISS PBL24 START 89.192
HIERARCH ESO ISS PBL24 END 89.231
HIERARCH ESO ISS PBLA24 START 35.29
HIERARCH ESO ISS PBLA24 END 35.301
HIERARCH ESO ISS PBL34 START 41.563
HIERARCH ESO ISS PBL34 END 41.573
HIERARCH ESO ISS PBLA34 START 4.86
HIERARCH ESO ISS PBLA34 END 4.99
HIERARCH ESO ISS AMBI TAU0 START 0.005306
HIERARCH ESO ISS AMBI TAU0 END 0.005545
HIERARCH ESO ISS AMBI TEMP 10.34
HIERARCH ESO ISS AMBI FWHM START 0.56
HIERARCH ESO ISS AMBI FWHM END 0.55