NEODyS

NEODyS-2

Near Earth Objects - Dynamic Site

NEODyS ∴ Objects ∴ 2003WP21 ∴ Orbital info ∴ Epoch 60400 MJD

2003WP21 ▹

ORBITAL INFORMATION

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(ASCII data file 2003WP21.eq1)

Keplerian elements
(Epoch 60400.0 MJD)
	Value	1-σ variation	Units
a	2.27075	6.72e-07	au
e	0.780954	4.189e-06
i	4.308	8.603e-05	deg
Ω	37.131	0.000356	deg
ω	124.65	0.001325	deg
M	334.848	0.0002893	deg

Other useful info
Absolute Magnitude (H)	21.5	mag
Slope parameter (G)	0.15	mag
Perihelion distance	0.4974	au
Aphelion distance	4.0441	au
Asc. node-Earth separation	0.60232	au
Desc. node-Earth separation	-0.3934	au
Earth MOID	0.03383	au
Orbital period	1249.83	days
Date of orbit computation	feb 26 10:28

Covariance matrix
4.51557372E-13	2.81435455E-12	1.40854275E-11	-2.09033970E-10	8.83985583E-10	-1.93986941E-10
2.81435455E-12	1.75506934E-11	9.19285889E-11	-1.29497659E-09	5.50336516E-09	-1.20848621E-09
1.40854275E-11	9.19285889E-11	7.40036718E-09	6.15388804E-09	1.64403217E-08	-6.69122071E-09
-2.09033970E-10	-1.29497659E-09	6.15388804E-09	1.26726203E-07	-4.36836921E-07	8.92023247E-08
8.83985583E-10	5.50336516E-09	1.64403217E-08	-4.36836921E-07	1.75641230E-06	-3.79348779E-07
-1.93986941E-10	-1.20848621E-09	-6.69122071E-09	8.92023247E-08	-3.79348779E-07	8.36717236E-08

Correlation matrix
1.00000000	0.99971268	0.24366151	-0.87383048	0.99260276	-0.99799110
0.99971268	1.00000000	0.25508024	-0.86832352	0.99121521	-0.99725266
0.24366151	0.25508024	1.00000000	0.20095080	0.14420172	-0.26889911
-0.87383048	-0.86832352	0.20095080	1.00000000	-0.92591878	0.86627066
0.99260276	0.99121521	0.14420172	-0.92591878	1.00000000	-0.98954625
-0.99799110	-0.99725266	-0.26889911	0.86627066	-0.98954625	1.00000000