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AstDyS ∴ Objects ∴ Malerba ∴ Summary
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(9897) Malerba  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.22221 9.406e-09 au
e 0.202177 4.612e-08
i 6.369 3.935e-06 deg
Ω 126.804 4.2e-05 deg
ω 227.588 4.304e-05 deg
M 88.458 9.285e-06 deg

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Other useful info
Absolute Magnitude (H)    14.2 mag
Slope parameter (G)    0.15 mag
Perihelion 1.7729 au
Aphelion 2.6715 au
Asc. node-Earth separation 1.48182 au
Desc. node-Earth separation 0.85989 au
Earth MOID 0.77392 au
Orbital period 1209.97 days
Date of orbit computation  Oct 31 05:02
Observational summary
Optical observations (Discarded) 1475 (17)
Radar observations (Discarded) 0 (0)
Arc length 9787.23 days
Unobserved 210 days

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Ephemeris at epoch 58591 MJD
Right Ascension 131.465 deg
Declination 21.1015 deg
V Magnitude 19.15 mag
Solar Elongation -100.78 deg
Galactic Latitude 34.17 deg
Rate 0.147 deg/day
Direction 102.443 deg

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