AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998SD54 ∴ Summary
Contact »
(44377) 1998SD54  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.70564 1.127e-08 au
e 0.117069 4.517e-08
i 3.67 4.984e-06 deg
Ω 358.507 5.804e-05 deg
ω 2.956 6.048e-05 deg
M 264.695 1.704e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    15.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3889 au
Aphelion 3.0224 au
Asc. node-Earth separation 1.38591 au
Desc. node-Earth separation 2.02639 au
Earth MOID 1.38579 au
Orbital period 1625.56 days
Date of orbit computation  apr 23 19:55
Observational summary
Optical observations (Discarded) 1315 (7)
Radar observations (Discarded) 0 (0)
Arc length 9949.85 days
Unobserved 319 days

More info »
Ephemeris at epoch 60425 MJD
Right Ascension 278.345 deg
Declination -27.8825 deg
V Magnitude 19.79 mag
Solar Elongation 117.45 deg
Galactic Latitude -8.7 deg
Rate 0.071 deg/day
Direction 111.207 deg

More info »