NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2001HW15 ∴ Summary
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2001HW15  ▹ 
SUMMARY
Keplerian elements at epoch
57800.0 MJD
Value 1-σ variation Units
a 1.52557 1.765e-08 au
e 0.252965 1.105e-07
i 18.988 2.092e-05 deg
Ω 56.514 1.676e-05 deg
ω 194.791 4.235e-05 deg
M 121.487 7.305e-05 deg

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Other useful info
Absolute Magnitude (H)    20.1 mag
Slope parameter (G)    0.15 mag
Perihelion 1.1397 au
Aphelion 1.9115 au
Asc. node-Earth separation 0.90268 au
Desc. node-Earth separation 0.13611 au
Earth MOID 0.13394 au
Orbital period 688.249 days
Date of orbit computation   Nov 18 11:39
Observational summary
Optical observations (Discarded) 167 (4)
Radar observations (Discarded) 0 (0)
Arc length 5406 days
Unobserved 449 days

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Ephemeris at epoch 57872 MJD
Right Ascension 48.9535 deg
Declination 18.5212 deg
V Magnitude 24.3 mag
Solar Elongation -12.85 deg
Galactic Latitude -32.48 deg
Rate 0.542 deg/day
Direction 67.417 deg

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