AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998SE57 ∴ Summary
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(118292) 1998SE57  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.26728 1.3e-08 au
e 0.097205 4.523e-08
i 3.904 6.101e-06 deg
Ω 29.121 7.525e-05 deg
ω 263.26 8.38e-05 deg
M 9.477 3.752e-05 deg

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Other useful info
Absolute Magnitude (H)    16.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0469 au
Aphelion 2.4877 au
Asc. node-Earth separation 1.2765 au
Desc. node-Earth separation 1.21444 au
Earth MOID 1.03416 au
Orbital period 1246.97 days
Date of orbit computation  Oct 31 06:10
Observational summary
Optical observations (Discarded) 687 (3)
Radar observations (Discarded) 0 (0)
Arc length 7211.19 days
Unobserved 222 days

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Ephemeris at epoch 58504 MJD
Right Ascension 330.397 deg
Declination -14.3569 deg
V Magnitude 20.77 mag
Solar Elongation -27.14 deg
Galactic Latitude -48.51 deg
Rate 0.54 deg/day
Direction 68.236 deg

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