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AstDyS ∴ Objects ∴ 1999JO21 ∴ Summary
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(44584) 1999JO21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.46981 1.014e-08 au
e 0.173557 3.378e-08
i 1.603 5.013e-06 deg
Ω 340.37 0.0001345 deg
ω 274.791 0.0001356 deg
M 127.13 1.677e-05 deg

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Other useful info
Absolute Magnitude (H)    15.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0412 au
Aphelion 2.8985 au
Asc. node-Earth separation 1.35315 au
Desc. node-Earth separation 1.43977 au
Earth MOID 1.02703 au
Orbital period 1417.73 days
Date of orbit computation  apr 23 19:55
Observational summary
Optical observations (Discarded) 1074 (7)
Radar observations (Discarded) 0 (0)
Arc length 11384.8 days
Unobserved 150 days

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Ephemeris at epoch 60437 MJD
Right Ascension 41.4642 deg
Declination 17.1186 deg
V Magnitude 21.13 mag
Solar Elongation 2.57 deg
Galactic Latitude -37.77 deg
Rate 0.398 deg/day
Direction 72.368 deg

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