AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1989NA ∴ Summary
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(181704) 1989NA  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.64288 7.603e-09 au
e 0.453132 3.287e-08
i 14.157 5.205e-06 deg
Ω 96.882 2.287e-05 deg
ω 202.162 2.422e-05 deg
M 22.857 7.558e-06 deg

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Other useful info
Absolute Magnitude (H)    15.9 mag
Slope parameter (G)    0.15 mag
Perihelion 1.4453 au
Aphelion 3.8405 au
Asc. node-Earth separation 2.63589 au
Desc. node-Earth separation 0.46283 au
Earth MOID 0.43918 au
Orbital period 1569.33 days
Date of orbit computation  apr 23 20:27
Observational summary
Optical observations (Discarded) 714 (5)
Radar observations (Discarded) 0 (0)
Arc length 26706.9 days
Unobserved 327 days

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Ephemeris at epoch 60425 MJD
Right Ascension 21.5323 deg
Declination -1.00332 deg
V Magnitude 20.08 mag
Solar Elongation 17.97 deg
Galactic Latitude -62.58 deg
Rate 0.604 deg/day
Direction 69.1 deg

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