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AstDyS ∴ Objects ∴ 1998HR56 ∴ Summary
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(118267) 1998HR56  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 3.05841 3.135e-08 au
e 0.255924 5.752e-08
i 12.513 8.129e-06 deg
Ω 36.104 2.726e-05 deg
ω 212.861 3.07e-05 deg
M 262.482 1.804e-05 deg

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Other useful info
Absolute Magnitude (H)    14.5 mag
Slope parameter (G)    0.15 mag
Perihelion 2.2757 au
Aphelion 3.8411 au
Asc. node-Earth separation 2.64735 au
Desc. node-Earth separation 1.34435 au
Earth MOID 1.27229 au
Orbital period 1953.63 days
Date of orbit computation  Oct 31 06:10
Observational summary
Optical observations (Discarded) 553 (5)
Radar observations (Discarded) 0 (0)
Arc length 7219.87 days
Unobserved 444 days

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Ephemeris at epoch 58561 MJD
Right Ascension 148.064 deg
Declination 29.6907 deg
V Magnitude 19.26 mag
Solar Elongation -139.47 deg
Galactic Latitude 50.76 deg
Rate 0.151 deg/day
Direction -101.909 deg

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