AstDyS-2

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(58221) Boston  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.77141 1.675e-08 au
e 0.112832 4.246e-08
i 9.893 5.132e-06 deg
Ω 142.269 2.628e-05 deg
ω 330.351 3.594e-05 deg
M 221.865 2.391e-05 deg

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Other useful info
Absolute Magnitude (H)    14.4 mag
Slope parameter (G)    0.15 mag
Perihelion 2.4587 au
Aphelion 3.0841 au
Asc. node-Earth separation 1.50336 au
Desc. node-Earth separation 2.02044 au
Earth MOID 1.4789 au
Orbital period 1685.19 days
Date of orbit computation  Oct 31 05:33
Observational summary
Optical observations (Discarded) 1079 (11)
Radar observations (Discarded) 0 (0)
Arc length 9366.97 days
Unobserved 153 days

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Ephemeris at epoch 58531 MJD
Right Ascension 347.459 deg
Declination -9.26994 deg
V Magnitude 20.12 mag
Solar Elongation -17.46 deg
Galactic Latitude -60.1 deg
Rate 0.39 deg/day
Direction 69.711 deg

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