NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2001HJ31 ∴ Summary
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2001HJ31  ▹ 
SUMMARY
Keplerian elements at epoch
58200.0 MJD
Value 1-σ variation Units
a 2.06515 0.06688 au
e 0.585418 0.0135
i 2.834 0.02666 deg
Ω 20.888 2.599 deg
ω 132.539 1.602 deg
M 264.887 75.21 deg

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Other useful info
Absolute Magnitude (H)    23.9 mag
Slope parameter (G)    0.15 mag
Perihelion 0.8562 au
Aphelion 3.2741 au
Asc. node-Earth separation 1.24893 au
Desc. node-Earth separation -0.02953 au
Earth MOID 0.00471 au
Orbital period 1083.99 days
Date of orbit computation   Mar 13 09:59
Observational summary
Optical observations (Discarded) 25 (0)
Radar observations (Discarded) 0 (0)
Arc length 4 days
Unobserved 6237 days

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Ephemeris at epoch 58266 MJD
Right Ascension 28.3262 deg
Declination 11.4238 deg
V Magnitude 29.07 mag
Solar Elongation 36.02 deg
Galactic Latitude -48.63 deg
Rate 0.428 deg/day
Direction 68.539 deg

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