AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2001HA4 ∴ Summary
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(523589) 2001HA4  ▹ 
SUMMARY

Warning: This object is a Near Earth Asteroid. You can have more detailed information looking at
its home page on the NEODyS web site

Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.69004 4.728e-09 au
e 0.793347 4.839e-08
i 17.177 1.767e-05 deg
Ω 354.036 2.815e-05 deg
ω 95.629 2.706e-05 deg
M 90.311 2.994e-06 deg

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Other useful info
Absolute Magnitude (H)    17.7 mag
Slope parameter (G)    0.15 mag
Perihelion 0.5559 au
Aphelion 4.8242 au
Asc. node-Earth separation 0.07644 au
Desc. node-Earth separation -0.06924 au
Earth MOID 0.02516 au
Orbital period 1611.52 days
Date of orbit computation  apr 23 21:41
Observational summary
Optical observations (Discarded) 243 (0)
Radar observations (Discarded) 0 (0)
Arc length 8073.07 days
Unobserved 350 days

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Ephemeris at epoch 60440 MJD
Right Ascension 256.363 deg
Declination -44.3726 deg
V Magnitude 23.95 mag
Solar Elongation 143.67 deg
Galactic Latitude -2.01 deg
Rate 0.199 deg/day
Direction -99.185 deg

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