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AstDyS ∴ Objects ∴ 2001SR121 ∴ Summary
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(258169) 2001SR121  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.62606 1.204e-08 au
e 0.189632 6.801e-08
i 6.97 7.22e-06 deg
Ω 217.157 5.052e-05 deg
ω 166.395 5.4e-05 deg
M 343.889 1.556e-05 deg

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Other useful info
Absolute Magnitude (H)    16.6 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1281 au
Aphelion 3.124 au
Asc. node-Earth separation 2.09524 au
Desc. node-Earth separation 1.14463 au
Earth MOID 1.13195 au
Orbital period 1554.37 days
Date of orbit computation  Oct 31 07:38
Observational summary
Optical observations (Discarded) 314 (0)
Radar observations (Discarded) 0 (0)
Arc length 7150.87 days
Unobserved 183 days

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Ephemeris at epoch 58593 MJD
Right Ascension 52.2579 deg
Declination 16.5104 deg
V Magnitude 21.45 mag
Solar Elongation -24.76 deg
Galactic Latitude -31.99 deg
Rate 0.515 deg/day
Direction 78.253 deg

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