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(431475) 2007SD21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.98042 4.776e-08 au
e 0.138407 1.376e-07
i 12.072 1.485e-05 deg
Ω 331.707 2.919e-05 deg
ω 31.033 4.936e-05 deg
M 79.216 4.029e-05 deg

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Other useful info
Absolute Magnitude (H)    16.4 mag
Slope parameter (G)    0.15 mag
Perihelion 2.5679 au
Aphelion 3.3929 au
Asc. node-Earth separation 1.6029 au
Desc. node-Earth separation 2.32818 au
Earth MOID 1.57184 au
Orbital period 1879.38 days
Date of orbit computation  apr 23 21:21
Observational summary
Optical observations (Discarded) 162 (0)
Radar observations (Discarded) 0 (0)
Arc length 5947.9 days
Unobserved 116 days

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Ephemeris at epoch 60427 MJD
Right Ascension 87.9342 deg
Declination 31.1299 deg
V Magnitude 22.34 mag
Solar Elongation -51.73 deg
Galactic Latitude 2.26 deg
Rate 0.333 deg/day
Direction 97.031 deg

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