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AstDyS ∴ Objects ∴ Bettina ∴ Summary
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(250) Bettina  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.14317 8.334e-09 au
e 0.136559 2.875e-08
i 12.819 2.949e-06 deg
Ω 23.803 1.113e-05 deg
ω 75.769 1.832e-05 deg
M 192.624 1.296e-05 deg

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Other useful info
Absolute Magnitude (H)    7.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.7139 au
Aphelion 3.5724 au
Asc. node-Earth separation 1.98855 au
Desc. node-Earth separation 2.18873 au
Earth MOID 1.76623 au
Orbital period 2035.4 days
Date of orbit computation  feb 22 01:49
Observational summary
Optical observations (Discarded) 12550 (41)
Radar observations (Discarded) 0 (0)
Arc length 50444.1 days
Unobserved 185 days

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Ephemeris at epoch 60419 MJD
Right Ascension 314.638 deg
Declination -30.4326 deg
V Magnitude 14.12 mag
Solar Elongation 80.93 deg
Galactic Latitude -39.43 deg
Rate 0.188 deg/day
Direction 89.45 deg

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