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AstDyS ∴ Objects ∴ 1998RF61 ∴ Summary
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(217657) 1998RF61  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.11863 1.855e-08 au
e 0.280679 9.166e-08
i 18.666 8.156e-06 deg
Ω 357.379 1.291e-05 deg
ω 339.217 1.688e-05 deg
M 250.485 1.171e-05 deg

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Other useful info
Absolute Magnitude (H)    14.9 mag
Slope parameter (G)    0.15 mag
Perihelion 2.2433 au
Aphelion 3.994 au
Asc. node-Earth separation 1.2721 au
Desc. node-Earth separation 2.89993 au
Earth MOID 1.24417 au
Orbital period 2011.61 days
Date of orbit computation  apr 23 20:35
Observational summary
Optical observations (Discarded) 742 (11)
Radar observations (Discarded) 0 (0)
Arc length 9334.23 days
Unobserved 37 days

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Ephemeris at epoch 60426 MJD
Right Ascension 192.034 deg
Declination -17.6066 deg
V Magnitude 20.18 mag
Solar Elongation -158.82 deg
Galactic Latitude 45.26 deg
Rate 0.196 deg/day
Direction -77.216 deg

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