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AstDyS ∴ Objects ∴ 1999XM40 ∴ Summary
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(121666) 1999XM40  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 3.10373 2.814e-08 au
e 0.135721 5.737e-08
i 4.442 6.308e-06 deg
Ω 253.696 9.852e-05 deg
ω 175.427 0.0001048 deg
M 153.865 3.352e-05 deg

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Other useful info
Absolute Magnitude (H)    15.2 mag
Slope parameter (G)    0.15 mag
Perihelion 2.6825 au
Aphelion 3.525 au
Asc. node-Earth separation 2.50727 au
Desc. node-Earth separation 1.69771 au
Earth MOID 1.69596 au
Orbital period 1997.21 days
Date of orbit computation  Oct 31 06:13
Observational summary
Optical observations (Discarded) 431 (3)
Radar observations (Discarded) 0 (0)
Arc length 6788.96 days
Unobserved 250 days

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Ephemeris at epoch 58503 MJD
Right Ascension 253.276 deg
Declination -23.2315 deg
V Magnitude 21.71 mag
Solar Elongation 44.7 deg
Galactic Latitude 12.94 deg
Rate 0.287 deg/day
Direction 95.126 deg

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