AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998SJ15 ∴ Summary
Contact »
(74228) 1998SJ15  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.5758 1.08e-08 au
e 0.125563 4.527e-08
i 5.24 4.821e-06 deg
Ω 342.288 4.626e-05 deg
ω 326.611 5.076e-05 deg
M 100.279 2.495e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    15.5 mag
Slope parameter (G)    0.15 mag
Perihelion 2.2524 au
Aphelion 2.8992 au
Asc. node-Earth separation 1.28682 au
Desc. node-Earth separation 1.84101 au
Earth MOID 1.23995 au
Orbital period 1509.96 days
Date of orbit computation  feb 22 02:05
Observational summary
Optical observations (Discarded) 974 (1)
Radar observations (Discarded) 0 (0)
Arc length 9268.78 days
Unobserved 101 days

More info »
Ephemeris at epoch 60423 MJD
Right Ascension 55.3367 deg
Declination 23.68 deg
V Magnitude 21.03 mag
Solar Elongation -25.81 deg
Galactic Latitude -24.71 deg
Rate 0.41 deg/day
Direction 77.596 deg

More info »