AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998HP58 ∴ Summary
Contact »
(55951) 1998HP58  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.21385 2.073e-08 au
e 0.113154 3.864e-08
i 2.022 4.287e-06 deg
Ω 123.527 0.000141 deg
ω 162.632 0.000143 deg
M 116.484 2.265e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    15.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.8502 au
Aphelion 3.5775 au
Asc. node-Earth separation 2.57323 au
Desc. node-Earth separation 1.84787 au
Earth MOID 1.83365 au
Orbital period 2104.44 days
Date of orbit computation  apr 23 19:58
Observational summary
Optical observations (Discarded) 794 (11)
Radar observations (Discarded) 0 (0)
Arc length 17305.8 days
Unobserved 158 days

More info »
Ephemeris at epoch 60425 MJD
Right Ascension 50.2293 deg
Declination 16.9299 deg
V Magnitude 21.3 mag
Solar Elongation -17.36 deg
Galactic Latitude -32.95 deg
Rate 0.33 deg/day
Direction 74.719 deg

More info »