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AstDyS ∴ Objects ∴ 2001JJ9 ∴ Summary
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(217831) 2001JJ9  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.42354 1.872e-08 au
e 0.178414 4.594e-08
i 1.52 6.363e-06 deg
Ω 155.391 0.0002262 deg
ω 132.104 0.0002275 deg
M 346.095 3.017e-05 deg

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Other useful info
Absolute Magnitude (H)    17.1 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9911 au
Aphelion 2.8559 au
Asc. node-Earth separation 1.67625 au
Desc. node-Earth separation 1.08586 au
Earth MOID 0.97495 au
Orbital period 1378.08 days
Date of orbit computation  apr 23 20:35
Observational summary
Optical observations (Discarded) 336 (2)
Radar observations (Discarded) 0 (0)
Arc length 8032.76 days
Unobserved 347 days

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Ephemeris at epoch 60426 MJD
Right Ascension 309.431 deg
Declination -16.9917 deg
V Magnitude 21.12 mag
Solar Elongation 88.5 deg
Galactic Latitude -30.93 deg
Rate 0.402 deg/day
Direction 74.978 deg

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