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AstDyS ∴ Objects ∴ 1998TP20 ∴ Summary
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(164747) 1998TP20  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.7739 1.647e-08 au
e 0.198536 5.465e-08
i 7.492 5.844e-06 deg
Ω 33.617 3.623e-05 deg
ω 170.84 3.817e-05 deg
M 18.229 1.234e-05 deg

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Other useful info
Absolute Magnitude (H)    15.4 mag
Slope parameter (G)    0.15 mag
Perihelion 2.2232 au
Aphelion 3.3246 au
Asc. node-Earth separation 2.32109 au
Desc. node-Earth separation 1.22216 au
Earth MOID 1.21981 au
Orbital period 1687.47 days
Date of orbit computation  feb 22 02:25
Observational summary
Optical observations (Discarded) 702 (1)
Radar observations (Discarded) 0 (0)
Arc length 8947.86 days
Unobserved 370 days

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Ephemeris at epoch 60419 MJD
Right Ascension 254.868 deg
Declination -27.4571 deg
V Magnitude 19.05 mag
Solar Elongation 132.36 deg
Galactic Latitude 9.23 deg
Rate 0.084 deg/day
Direction -169.16 deg

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