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AstDyS ∴ Objects ∴ 2001HW16 ∴ Summary
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(139231) 2001HW16  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.34821 1.029e-08 au
e 0.150665 3.884e-08
i 3.705 4.327e-06 deg
Ω 59.379 7.21e-05 deg
ω 190.445 7.428e-05 deg
M 103.041 1.695e-05 deg

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Other useful info
Absolute Magnitude (H)    16.7 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9944 au
Aphelion 2.702 au
Asc. node-Earth separation 1.707 au
Desc. node-Earth separation 0.98674 au
Earth MOID 0.98043 au
Orbital period 1314.33 days
Date of orbit computation  feb 22 02:19
Observational summary
Optical observations (Discarded) 614 (2)
Radar observations (Discarded) 0 (0)
Arc length 14785.8 days
Unobserved 169 days

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Ephemeris at epoch 60419 MJD
Right Ascension 17.2396 deg
Declination 5.24914 deg
V Magnitude 21.77 mag
Solar Elongation 11.36 deg
Galactic Latitude -57.35 deg
Rate 0.446 deg/day
Direction 66.872 deg

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