AstDyS-2

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AstDyS ∴ Objects ∴ 1998SP9 ∴ Summary
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(162114) 1998SP9  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.76945 1.259e-08 au
e 0.195496 4.368e-08
i 4.419 4.312e-06 deg
Ω 122.605 8.361e-05 deg
ω 195.035 8.511e-05 deg
M 228.591 1.585e-05 deg

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Other useful info
Absolute Magnitude (H)    16.3 mag
Slope parameter (G)    0.15 mag
Perihelion 2.228 au
Aphelion 3.3109 au
Asc. node-Earth separation 2.29968 au
Desc. node-Earth separation 1.22512 au
Earth MOID 1.2148 au
Orbital period 1683.41 days
Date of orbit computation  feb 22 02:24
Observational summary
Optical observations (Discarded) 457 (4)
Radar observations (Discarded) 0 (0)
Arc length 9254.9 days
Unobserved 89 days

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Ephemeris at epoch 60418 MJD
Right Ascension 164.518 deg
Declination 11.6058 deg
V Magnitude 21.49 mag
Solar Elongation -132.98 deg
Galactic Latitude 59.21 deg
Rate 0.086 deg/day
Direction -73.526 deg

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