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(120899) 1998SN21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.19132 8.609e-09 au
e 0.124448 4.415e-08
i 2.763 4.629e-06 deg
Ω 346.067 8.708e-05 deg
ω 312.812 8.909e-05 deg
M 17.642 1.957e-05 deg

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Other useful info
Absolute Magnitude (H)    17.0 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9186 au
Aphelion 2.464 au
Asc. node-Earth separation 0.98237 au
Desc. node-Earth separation 1.3646 au
Earth MOID 0.90404 au
Orbital period 1184.83 days
Date of orbit computation  feb 22 02:15
Observational summary
Optical observations (Discarded) 580 (2)
Radar observations (Discarded) 0 (0)
Arc length 9027.76 days
Unobserved 316 days

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Ephemeris at epoch 60423 MJD
Right Ascension 351.692 deg
Declination -4.20061 deg
V Magnitude 21.49 mag
Solar Elongation 42.29 deg
Galactic Latitude -59.44 deg
Rate 0.55 deg/day
Direction 65.592 deg

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