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AstDyS ∴ Objects ∴ 1998DM12 ∴ Summary
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(216923) 1998DM12  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.25615 1.148e-08 au
e 0.094771 5.395e-08
i 5.854 4.954e-06 deg
Ω 140.429 5.54e-05 deg
ω 51.678 6.325e-05 deg
M 236.725 3.121e-05 deg

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Other useful info
Absolute Magnitude (H)    17.5 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0423 au
Aphelion 2.47 au
Asc. node-Earth separation 1.1256 au
Desc. node-Earth separation 1.36255 au
Earth MOID 1.04896 au
Orbital period 1237.8 days
Date of orbit computation  feb 22 02:36
Observational summary
Optical observations (Discarded) 366 (2)
Radar observations (Discarded) 0 (0)
Arc length 9440.82 days
Unobserved 88 days

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Ephemeris at epoch 60397 MJD
Right Ascension 43.7122 deg
Declination 12.0317 deg
V Magnitude 22.72 mag
Solar Elongation -37.6 deg
Galactic Latitude -40.71 deg
Rate 0.439 deg/day
Direction 71.282 deg

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