AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998HT4 ∴ Summary
Contact »
(44108) 1998HT4  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.25738 6.479e-09 au
e 0.061503 3.118e-08
i 5.893 3.464e-06 deg
Ω 47.731 3.324e-05 deg
ω 226.058 4.609e-05 deg
M 178.58 3.384e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    14.6 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1185 au
Aphelion 2.3962 au
Asc. node-Earth separation 1.35953 au
Desc. node-Earth separation 1.14741 au
Earth MOID 1.10717 au
Orbital period 1238.81 days
Date of orbit computation  apr 23 19:55
Observational summary
Optical observations (Discarded) 2684 (6)
Radar observations (Discarded) 0 (0)
Arc length 15109.7 days
Unobserved 42 days

More info »
Ephemeris at epoch 60434 MJD
Right Ascension 84.3472 deg
Declination 27.0496 deg
V Magnitude 19.8 mag
Solar Elongation -41.4 deg
Galactic Latitude -2.54 deg
Rate 0.43 deg/day
Direction 87.474 deg

More info »