AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998HT121 ∴ Summary
Contact »
(58876) 1998HT121  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.01433 1.394e-08 au
e 0.089629 3.379e-08
i 10.505 3.783e-06 deg
Ω 145.625 2.065e-05 deg
ω 173.499 3.121e-05 deg
M 254.557 2.239e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    14.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.7442 au
Aphelion 3.2845 au
Asc. node-Earth separation 2.2952 au
Desc. node-Earth separation 1.7338 au
Earth MOID 1.73136 au
Orbital period 1911.55 days
Date of orbit computation  feb 22 02:02
Observational summary
Optical observations (Discarded) 1317 (5)
Radar observations (Discarded) 0 (0)
Arc length 11620.4 days
Unobserved 95 days

More info »
Ephemeris at epoch 60397 MJD
Right Ascension 212.736 deg
Declination 0.31924 deg
V Magnitude 19.5 mag
Solar Elongation 153.93 deg
Galactic Latitude 57.09 deg
Rate 0.173 deg/day
Direction -49.904 deg

More info »