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AstDyS ∴ Objects ∴ 1999XM21 ∴ Summary
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(130098) 1999XM21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.79723 1.67e-08 au
e 0.191952 3.788e-08
i 7.284 6.248e-06 deg
Ω 188.966 3.347e-05 deg
ω 268.933 3.735e-05 deg
M 46.365 1.83e-05 deg

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Other useful info
Absolute Magnitude (H)    15.6 mag
Slope parameter (G)    0.15 mag
Perihelion 2.2603 au
Aphelion 3.3342 au
Asc. node-Earth separation 1.70538 au
Desc. node-Earth separation 1.68427 au
Earth MOID 1.29153 au
Orbital period 1708.8 days
Date of orbit computation  feb 22 02:17
Observational summary
Optical observations (Discarded) 835 (91)
Radar observations (Discarded) 0 (0)
Arc length 8880.19 days
Unobserved 78 days

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Ephemeris at epoch 60419 MJD
Right Ascension 148.502 deg
Declination 9.04 deg
V Magnitude 20.04 mag
Solar Elongation -118.37 deg
Galactic Latitude 44.43 deg
Rate 0.102 deg/day
Direction 72.926 deg

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