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(789) Lena  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.68497 1.016e-08 au
e 0.147749 3.786e-08
i 10.782 4.999e-06 deg
Ω 232.625 1.967e-05 deg
ω 44.035 2.464e-05 deg
M 244.348 1.609e-05 deg

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Other useful info
Absolute Magnitude (H)    11.3 mag
Slope parameter (G)    0.15 mag
Perihelion 2.2883 au
Aphelion 3.0817 au
Asc. node-Earth separation 1.36198 au
Desc. node-Earth separation 1.94917 au
Earth MOID 1.28456 au
Orbital period 1606.97 days
Date of orbit computation  Oct 31 04:55
Observational summary
Optical observations (Discarded) 1960 (27)
Radar observations (Discarded) 0 (0)
Arc length 37935.4 days
Unobserved 351 days

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Ephemeris at epoch 58595 MJD
Right Ascension 171.03 deg
Declination -8.51141 deg
V Magnitude 15.36 mag
Solar Elongation -142.33 deg
Galactic Latitude 48.55 deg
Rate 0.16 deg/day
Direction -31.514 deg

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