NEODyS-2

Near Earth Objects - Dynamic Site
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(54509) YORP  ▹ 
SUMMARY
Keplerian elements at epoch
58200.0 MJD
Value 1-σ variation Units
a 1.00624 1.671e-09 au
e 0.23019 1.197e-07
i 1.599 3.782e-06 deg
Ω 278.277 6.451e-05 deg
ω 278.879 6.211e-05 deg
M 274.942 4.791e-06 deg

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Other useful info
Absolute Magnitude (H)    22.6 mag
Slope parameter (G)    0.15 mag
Perihelion 0.7746 au
Aphelion 1.2379 au
Asc. node-Earth separation -0.0962 au
Desc. node-Earth separation 0.00382 au
Earth MOID 0.00045 au
Orbital period 368.682 days
Date of orbit computation   Mar 13 15:27
Observational summary
Optical observations (Discarded) 548 (4)
Radar observations (Discarded) 5 (0)
Arc length 1827 days
Unobserved 4645 days

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Ephemeris at epoch 58231 MJD
Right Ascension 71.1019 deg
Declination 21.9609 deg
V Magnitude 24.85 mag
Solar Elongation -39.97 deg
Galactic Latitude -15.3 deg
Rate 0.933 deg/day
Direction 83.773 deg

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