AstDyS-2

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(58221) Boston  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.77338 1.044e-08 au
e 0.112695 2.934e-08
i 9.888 3.884e-06 deg
Ω 142.231 2.165e-05 deg
ω 329.261 3.088e-05 deg
M 290.161 2.109e-05 deg

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Other useful info
Absolute Magnitude (H)    14.5 mag
Slope parameter (G)    0.15 mag
Perihelion 2.4608 au
Aphelion 3.0859 au
Asc. node-Earth separation 1.50974 au
Desc. node-Earth separation 2.01937 au
Earth MOID 1.4831 au
Orbital period 1686.99 days
Date of orbit computation  apr 23 19:58
Observational summary
Optical observations (Discarded) 1901 (15)
Radar observations (Discarded) 0 (0)
Arc length 11297 days
Unobserved 136 days

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Ephemeris at epoch 60445 MJD
Right Ascension 43.0182 deg
Declination 9.13212 deg
V Magnitude 19.84 mag
Solar Elongation 13.02 deg
Galactic Latitude -43.42 deg
Rate 0.436 deg/day
Direction 74.298 deg

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