NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2003WP21 ∴ Orbital info ∴ Epoch 58129 MJD
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2003WP21  ▹ 
ORBITAL INFORMATION
(ASCII data file 2003WP21.eq0)
Keplerian elements
(Epoch 58129.7 MJD)
Value 1-σ variation Units
a 2.26105 2.115e-07 au
e 0.785066 4.356e-06
i 4.296 8.486e-05 deg
Ω 37.638 0.000321 deg
ω 124.067 0.00127 deg
M 38.336 7.7e-05 deg
Other useful info
Absolute Magnitude (H)    21.5 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.486 au
Aphelion distance 4.0361 au
Asc. node-Earth separation 0.55645 au
Desc. node-Earth separation -0.40517 au
Earth MOID 0.03146 au
Orbital period 1241.84 days
Date of orbit computation   feb 26 10:28

Covariance matrix
4.47453035E-149.19773533E-133.84772739E-12-5.56783065E-112.65813498E-10-1.58474119E-11
9.19773533E-131.89709676E-118.47630989E-11-1.13805842E-095.47111138E-09-3.25524681E-10
3.84772739E-128.47630989E-117.20089365E-098.61983385E-091.13174284E-08-2.00544912E-09
-5.56783065E-11-1.13805842E-098.61983385E-091.03037430E-07-3.62417922E-071.91024256E-08
2.65813498E-105.47111138E-091.13174284E-08-3.62417922E-071.61182535E-06-9.37745324E-08
-1.58474119E-11-3.25524681E-10-2.00544912E-091.91024256E-08-9.37745324E-085.92961678E-09

Correlation matrix
1.000000000.998303140.21435685-0.820001750.98979285-0.97290694
0.998303141.000000000.22933423-0.813996070.98939981-0.97056777
0.214356850.229334231.000000000.316452250.10504988-0.30690583
-0.82000175-0.813996070.316452251.00000000-0.889309980.77281883
0.989792850.989399810.10504988-0.889309981.00000000-0.95920758
-0.97290694-0.97056777-0.306905830.77281883-0.959207581.00000000