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AstDyS ∴ Objects ∴ Soroban ∴ Summary
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(55477) Soroban  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 3.1569 2.843e-08 au
e 0.200258 5.56e-08
i 2.758 5.313e-06 deg
Ω 115.99 0.0001147 deg
ω 204.253 0.0001153 deg
M 61.675 1.255e-05 deg

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Other useful info
Absolute Magnitude (H)    14.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.5247 au
Aphelion 3.7891 au
Asc. node-Earth separation 2.72199 au
Desc. node-Earth separation 1.54561 au
Earth MOID 1.51123 au
Orbital period 2048.76 days
Date of orbit computation  Oct 31 05:31
Observational summary
Optical observations (Discarded) 900 (7)
Radar observations (Discarded) 0 (0)
Arc length 7571.17 days
Unobserved 123 days

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Ephemeris at epoch 58537 MJD
Right Ascension 49.4598 deg
Declination 16.1801 deg
V Magnitude 20.14 mag
Solar Elongation -77.54 deg
Galactic Latitude -34 deg
Rate 0.225 deg/day
Direction 71.502 deg

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