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AstDyS ∴ Objects ∴ 1999RH21 ∴ Summary
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(129839) 1999RH21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.62584 1.362e-08 au
e 0.202763 5.006e-08
i 7.934 5.499e-06 deg
Ω 6.676 3.253e-05 deg
ω 347.478 3.454e-05 deg
M 278.016 1.326e-05 deg

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Other useful info
Absolute Magnitude (H)    16.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0934 au
Aphelion 3.1583 au
Asc. node-Earth separation 1.10093 au
Desc. node-Earth separation 2.14145 au
Earth MOID 1.08958 au
Orbital period 1554.18 days
Date of orbit computation  apr 23 20:15
Observational summary
Optical observations (Discarded) 572 (3)
Radar observations (Discarded) 0 (0)
Arc length 9568.94 days
Unobserved 372 days

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Ephemeris at epoch 60426 MJD
Right Ascension 274.672 deg
Declination -33.3129 deg
V Magnitude 20.61 mag
Solar Elongation 121.42 deg
Galactic Latitude -8.31 deg
Rate 0.092 deg/day
Direction 142.888 deg

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