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AstDyS ∴ Objects ∴ Protesilaos ∴ Summary
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(3540) Protesilaos  ▹ 
SUMMARY
Keplerian elements at epoch
58800.0 MJD
Value 1-σ variation Units
a 5.27833 1.084e-07 au
e 0.116414 6.429e-08
i 23.289 7.399e-06 deg
Ω 26.426 1.555e-05 deg
ω 116.387 3.592e-05 deg
M 203.544 3.173e-05 deg

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Other useful info
Absolute Magnitude (H)    9.4 mag
Slope parameter (G)    0.15 mag
Perihelion 4.6639 au
Aphelion 5.8928 au
Asc. node-Earth separation 4.49515 au
Desc. node-Earth separation 3.94868 au
Earth MOID 3.74667 au
Orbital period 4429.39 days
Date of orbit computation  Sep 23 15:58
Observational summary
Optical observations (Discarded) 1251 (2)
Radar observations (Discarded) 0 (0)
Arc length 24293.3 days
Unobserved 57 days

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Ephemeris at epoch 58774 MJD
Right Ascension 344.126 deg
Declination -27.2556 deg
V Magnitude 17.4 mag
Solar Elongation -128 deg
Galactic Latitude -64.5 deg
Rate 0.083 deg/day
Direction -61.817 deg

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