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(387744) 2003HW57  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.42043 1.541e-08 au
e 0.301232 4.65e-08
i 8.543 5.058e-06 deg
Ω 123.842 4.688e-05 deg
ω 172.858 4.796e-05 deg
M 151.501 1.132e-05 deg

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Other useful info
Absolute Magnitude (H)    17.1 mag
Slope parameter (G)    0.15 mag
Perihelion 1.6913 au
Aphelion 3.1495 au
Asc. node-Earth separation 2.15526 au
Desc. node-Earth separation 0.67895 au
Earth MOID 0.67565 au
Orbital period 1375.43 days
Date of orbit computation  apr 23 21:12
Observational summary
Optical observations (Discarded) 351 (1)
Radar observations (Discarded) 0 (0)
Arc length 7556.3 days
Unobserved 141 days

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Ephemeris at epoch 60454 MJD
Right Ascension 98.6434 deg
Declination 21.4005 deg
V Magnitude 23.19 mag
Solar Elongation -35.1 deg
Galactic Latitude 6.05 deg
Rate 0.32 deg/day
Direction 89.687 deg

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