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NEODyS ∴ Objects ∴ 2001HW15 ∴ Summary
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(516398) 2001HW15  ▹ 
SUMMARY
Keplerian elements
(Epoch 59200.0 MJD)
Value 1-σ variation Units
a 1.52526 3.972e-09 au
e 0.252939 9.161e-08
i 18.987 1.546e-05 deg
Ω 56.502 1.23e-05 deg
ω 194.814 2.881e-05 deg
M 133.887 2.874e-05 deg

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Other useful info
Absolute Magnitude (H)    20.2 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.1395 au
Aphelion distance 1.9111 au
Asc. node-Earth separation 0.90121 au
Desc. node-Earth separation 0.13439 au
Earth MOID 0.13218 au
Orbital period 688.04 days
Date of orbit computation   Mar 19 10:54
Observational summary
Optical observations (Discarded) 184 (5)
Radar observations (Discarded) 0 (0)
Arc length 7121 days
Unobserved 338 days

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Ephemeris
(Epoch 59476 MJD)
Right Ascension 161.265 deg
Declination 20.9669 deg
V Magnitude 23.91 mag
Solar Elongation 24.31 deg
Galactic Latitude 60.58 deg
Rate 0.694 deg/day
Direction 111.304 deg

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