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AstDyS ∴ Objects ∴ 1998TN21 ∴ Summary
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(446792) 1998TN21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.63227 2.799e-08 au
e 0.093923 8.561e-08
i 0.507 7.245e-06 deg
Ω 312.968 0.0009247 deg
ω 85.411 0.0009271 deg
M 338.618 6.513e-05 deg

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Other useful info
Absolute Magnitude (H)    17.6 mag
Slope parameter (G)    0.15 mag
Perihelion 2.385 au
Aphelion 2.8795 au
Asc. node-Earth separation 1.57414 au
Desc. node-Earth separation 1.64514 au
Earth MOID 1.39263 au
Orbital period 1559.89 days
Date of orbit computation  apr 23 21:25
Observational summary
Optical observations (Discarded) 187 (0)
Radar observations (Discarded) 0 (0)
Arc length 9096.96 days
Unobserved 229 days

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Ephemeris at epoch 60427 MJD
Right Ascension 23.0547 deg
Declination 9.99161 deg
V Magnitude 22.55 mag
Solar Elongation 11.88 deg
Galactic Latitude -51.59 deg
Rate 0.482 deg/day
Direction 68.427 deg

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