AstDyS-2

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AstDyS ∴ Objects ∴ Ptolemaeus ∴ Summary
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(4001) Ptolemaeus  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.287 7.131e-09 au
e 0.171908 5.115e-08
i 5.457 4.349e-06 deg
Ω 130.665 5.03e-05 deg
ω 204.156 5.2e-05 deg
M 351.441 1.479e-05 deg

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Other useful info
Absolute Magnitude (H)    13.6 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8938 au
Aphelion 2.6802 au
Asc. node-Earth separation 1.64577 au
Desc. node-Earth separation 0.90327 au
Earth MOID 0.8843 au
Orbital period 1263.27 days
Date of orbit computation  Oct 31 04:57
Observational summary
Optical observations (Discarded) 1712 (11)
Radar observations (Discarded) 0 (0)
Arc length 25275.3 days
Unobserved 32 days

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Ephemeris at epoch 58438 MJD
Right Ascension 310.841 deg
Declination -20.746 deg
V Magnitude 17.7 mag
Solar Elongation -74.44 deg
Galactic Latitude -33.51 deg
Rate 0.499 deg/day
Direction 77.369 deg

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