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AstDyS ∴ Objects ∴ Martina ∴ Summary
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(981) Martina  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.09806 8.044e-09 au
e 0.201276 3.062e-08
i 2.063 3.198e-06 deg
Ω 45.998 4.718e-05 deg
ω 297.975 4.786e-05 deg
M 202.703 7.737e-06 deg

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Other useful info
Absolute Magnitude (H)    11.2 mag
Slope parameter (G)    0.15 mag
Perihelion 2.4745 au
Aphelion 3.7216 au
Asc. node-Earth separation 1.72548 au
Desc. node-Earth separation 2.27448 au
Earth MOID 1.46765 au
Orbital period 1991.74 days
Date of orbit computation  apr 23 19:46
Observational summary
Optical observations (Discarded) 8332 (157)
Radar observations (Discarded) 0 (0)
Arc length 42944.1 days
Unobserved 34 days

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Ephemeris at epoch 60426 MJD
Right Ascension 173.13 deg
Declination 4.92737 deg
V Magnitude 16.99 mag
Solar Elongation -135.79 deg
Galactic Latitude 60.9 deg
Rate 0.093 deg/day
Direction -73.226 deg

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