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(137658) 1999XZ9  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.36643 8.71e-09 au
e 0.22005 4.534e-08
i 5.465 4.222e-06 deg
Ω 76.473 5.571e-05 deg
ω 317.761 5.705e-05 deg
M 264.789 1.22e-05 deg

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Other useful info
Absolute Magnitude (H)    16.8 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8457 au
Aphelion 2.8872 au
Asc. node-Earth separation 0.95194 au
Desc. node-Earth separation 1.67548 au
Earth MOID 0.85707 au
Orbital period 1329.65 days
Date of orbit computation  apr 23 20:17
Observational summary
Optical observations (Discarded) 605 (3)
Radar observations (Discarded) 0 (0)
Arc length 8591.76 days
Unobserved 349 days

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Ephemeris at epoch 60426 MJD
Right Ascension 308.485 deg
Declination -21.3595 deg
V Magnitude 21.61 mag
Solar Elongation 90.46 deg
Galactic Latitude -31.64 deg
Rate 0.275 deg/day
Direction 83.549 deg

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