AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2004XP21 ∴ Summary
Contact »
(198464) 2004XP21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.96324 2.145e-08 au
e 0.062156 4.184e-08
i 10.262 4.352e-06 deg
Ω 270.223 2.689e-05 deg
ω 201.903 4.979e-05 deg
M 250.075 4.129e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    15.2 mag
Slope parameter (G)    0.15 mag
Perihelion 2.7791 au
Aphelion 3.1474 au
Asc. node-Earth separation 2.11616 au
Desc. node-Earth separation 1.80783 au
Earth MOID 1.79898 au
Orbital period 1863.15 days
Date of orbit computation  feb 22 02:32
Observational summary
Optical observations (Discarded) 913 (59)
Radar observations (Discarded) 0 (0)
Arc length 8736.99 days
Unobserved 113 days

More info »
Ephemeris at epoch 60398 MJD
Right Ascension 355.571 deg
Declination 6.51567 deg
V Magnitude 20.96 mag
Solar Elongation 12.56 deg
Galactic Latitude -52.42 deg
Rate 0.383 deg/day
Direction 65.529 deg

More info »