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AstDyS ∴ Objects ∴ 1998SW121 ∴ Summary
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(150219) 1998SW121  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.32448 7.91e-09 au
e 0.182495 4.434e-08
i 2.692 4.806e-06 deg
Ω 326.052 8.558e-05 deg
ω 26.634 8.639e-05 deg
M 85.361 1.322e-05 deg

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Other useful info
Absolute Magnitude (H)    16.6 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9003 au
Aphelion 2.7487 au
Asc. node-Earth separation 0.9201 au
Desc. node-Earth separation 1.69795 au
Earth MOID 0.89514 au
Orbital period 1294.45 days
Date of orbit computation  feb 22 02:22
Observational summary
Optical observations (Discarded) 713 (0)
Radar observations (Discarded) 0 (0)
Arc length 9224.16 days
Unobserved 111 days

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Ephemeris at epoch 60419 MJD
Right Ascension 83.1994 deg
Declination 24.8267 deg
V Magnitude 21.78 mag
Solar Elongation -54.74 deg
Galactic Latitude -4.61 deg
Rate 0.412 deg/day
Direction 89.1 deg

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