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AstDyS ∴ Objects ∴ 1998TN15 ∴ Summary
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(157854) 1998TN15  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.10229 2.141e-08 au
e 0.067012 5.426e-08
i 8.517 5.645e-06 deg
Ω 222.408 3.224e-05 deg
ω 138.892 5.227e-05 deg
M 260.128 3.928e-05 deg

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Other useful info
Absolute Magnitude (H)    15.4 mag
Slope parameter (G)    0.15 mag
Perihelion 2.8944 au
Aphelion 3.3102 au
Asc. node-Earth separation 2.24444 au
Desc. node-Earth separation 1.94917 au
Earth MOID 1.89918 au
Orbital period 1995.83 days
Date of orbit computation  feb 22 02:23
Observational summary
Optical observations (Discarded) 581 (2)
Radar observations (Discarded) 0 (0)
Arc length 10718.2 days
Unobserved 339 days

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Ephemeris at epoch 60419 MJD
Right Ascension 274.075 deg
Declination -17.4643 deg
V Magnitude 20.82 mag
Solar Elongation 115.05 deg
Galactic Latitude -0.41 deg
Rate 0.076 deg/day
Direction 41.145 deg

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