NEODyS

NEODyS-2

Near Earth Objects - Dynamic Site

NEODyS ∴ Objects ∴ 2021WW4 ∴ Orbital info ∴ Epoch 60600 MJD

2021WW4 ▹

ORBITAL INFORMATION

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(ASCII data file 2021WW4.eq1)

Keplerian elements
(Epoch 60600.0 MJD)
	Value	1-σ variation	Units
a	2.40341	0.01671	au
e	0.557432	0.00292
i	2.316	0.009564	deg
Ω	91.274	0.02148	deg
ω	304.848	0.0112	deg
M	285.006	2.969	deg

Other useful info
Absolute Magnitude (H)	25.0	mag
Slope parameter (G)	0.15	mag
Perihelion distance	1.0637	au
Aphelion distance	3.7431	au
Asc. node-Earth separation	0.27239	au
Desc. node-Earth separation	1.41959	au
Earth MOID	0.07828	au
Orbital period	1360.94	days
Date of orbit computation	Jul 29 13:12

Covariance matrix
2.79062379E-04	4.87786359E-05	1.59734265E-04	-3.53360354E-04	-3.17500925E-08	-4.95991918E-02
4.87786359E-05	8.52630370E-06	2.79194795E-05	-6.17404797E-05	-8.74942924E-08	-8.66966472E-03
1.59734265E-04	2.79194795E-05	9.14718423E-05	-2.03004800E-04	1.99564558E-06	-2.83906844E-02
-3.53360354E-04	-6.17404797E-05	-2.03004800E-04	4.61493816E-04	-4.00770220E-05	6.28105414E-02
-3.17500925E-08	-8.74942924E-08	1.99564558E-06	-4.00770220E-05	1.25492584E-04	-1.39735076E-05
-4.95991918E-02	-8.66966472E-03	-2.83906844E-02	6.28105414E-02	-1.39735076E-05	8.81552255E+00

Correlation matrix
1.00000000	0.99999679	0.99977835	-0.98465532	-0.00016966	-0.99999982
0.99999679	1.00000000	0.99973111	-0.98425280	-0.00267479	-0.99999510
0.99977835	0.99973111	1.00000000	-0.98805165	0.01862647	-0.99978846
-0.98465532	-0.98425280	-0.98805165	1.00000000	-0.16653421	0.98474903
-0.00016966	-0.00267479	0.01862647	-0.16653421	1.00000000	-0.00042012
-0.99999982	-0.99999510	-0.99978846	0.98474903	-0.00042012	1.00000000