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AstDyS ∴ Objects ∴ 1998XN21 ∴ Summary
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(44501) 1998XN21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.22398 1.58e-08 au
e 0.198533 3.113e-08
i 2.744 3.922e-06 deg
Ω 115.627 8.695e-05 deg
ω 296.736 8.807e-05 deg
M 171.04 1.128e-05 deg

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Other useful info
Absolute Magnitude (H)    13.5 mag
Slope parameter (G)    0.15 mag
Perihelion 2.5839 au
Aphelion 3.864 au
Asc. node-Earth separation 1.85924 au
Desc. node-Earth separation 2.38535 au
Earth MOID 1.59672 au
Orbital period 2114.4 days
Date of orbit computation  apr 23 19:55
Observational summary
Optical observations (Discarded) 2315 (12)
Radar observations (Discarded) 0 (0)
Arc length 11644.8 days
Unobserved 305 days

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Ephemeris at epoch 60426 MJD
Right Ascension 232.394 deg
Declination -15.4984 deg
V Magnitude 19.18 mag
Solar Elongation 161.71 deg
Galactic Latitude 32.66 deg
Rate 0.166 deg/day
Direction -75.014 deg

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