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AstDyS ∴ Objects ∴ 1989SR4 ∴ Summary
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(100014) 1989SR4  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.52483 7.888e-09 au
e 0.179248 1.198e-07
i 4.781 7.89e-06 deg
Ω 43.828 7.041e-05 deg
ω 356.321 7.9e-05 deg
M 68.3 3.322e-05 deg

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Other useful info
Absolute Magnitude (H)    15.3 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0723 au
Aphelion 2.9774 au
Asc. node-Earth separation 1.08151 au
Desc. node-Earth separation 1.96601 au
Earth MOID 1.07968 au
Orbital period 1465.37 days
Date of orbit computation  Dec 20 14:24
Observational summary
Optical observations (Discarded) 1146 (11)
Radar observations (Discarded) 0 (0)
Arc length 14739.7 days
Unobserved 421 days

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Ephemeris at epoch 58580 MJD
Right Ascension 160.265 deg
Declination 14.3194 deg
V Magnitude 19.76 mag
Solar Elongation -139.44 deg
Galactic Latitude 57.07 deg
Rate 0.111 deg/day
Direction -89.109 deg

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