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AstDyS ∴ Objects ∴ Tirion ∴ Summary
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(4648) Tirion  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.3937 5.747e-09 au
e 0.186744 2.837e-08
i 9.805 2.571e-06 deg
Ω 319.53 1.995e-05 deg
ω 123.635 2.208e-05 deg
M 303.209 8.491e-06 deg

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Other useful info
Absolute Magnitude (H)    13.4 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9467 au
Aphelion 2.8407 au
Asc. node-Earth separation 1.56363 au
Desc. node-Earth separation 1.10764 au
Earth MOID 0.98225 au
Orbital period 1352.7 days
Date of orbit computation  apr 23 19:46
Observational summary
Optical observations (Discarded) 3450 (285)
Radar observations (Discarded) 0 (0)
Arc length 33649.1 days
Unobserved 158 days

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Ephemeris at epoch 60441 MJD
Right Ascension 24.7524 deg
Declination 16.658 deg
V Magnitude 18.12 mag
Solar Elongation 22.25 deg
Galactic Latitude -44.72 deg
Rate 0.535 deg/day
Direction 65.919 deg

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