NEODyS

NEODyS-2

Near Earth Objects - Dynamic Site

NEODyS ∴ Objects ∴ 2021WA4 ∴ Orbital info ∴ Epoch 59543 MJD

2021WA4 ▹

ORBITAL INFORMATION

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(ASCII data file 2021WA4.eq0)

Keplerian elements
(Epoch 59543.8 MJD)
	Value	1-σ variation	Units
a	1.50307	0.008494	au
e	0.28012	0.003521
i	15.339	0.1357	deg
Ω	56.808	0.0116	deg
ω	330.203	0.00391	deg
M	20.701	0.1763	deg

Other useful info
Absolute Magnitude (H)	25.5	mag
Slope parameter (G)	0.15	mag
Perihelion distance	1.082	au
Aphelion distance	1.9241	au
Asc. node-Earth separation	0.12598	au
Desc. node-Earth separation	0.8191	au
Earth MOID	0.11583	au
Orbital period	673.083	days
Date of orbit computation	Jul 29 13:40

Covariance matrix
7.21447084E-05	2.99025365E-05	1.15279907E-03	9.85520244E-05	6.46585025E-06	-1.49778795E-03
2.99025365E-05	1.23941001E-05	4.77808049E-04	4.08462180E-05	2.64213412E-06	-6.20784714E-04
1.15279907E-03	4.77808049E-04	1.84207338E-02	1.57483014E-03	1.04878286E-04	-2.39338858E-02
9.85520244E-05	4.08462180E-05	1.57483014E-03	1.34653090E-04	9.45844623E-06	-2.04633168E-03
6.46585025E-06	2.64213412E-06	1.04878286E-04	9.45844623E-06	1.52916636E-05	-1.41393863E-04
-1.49778795E-03	-6.20784714E-04	-2.39338858E-02	-2.04633168E-03	-1.41393863E-04	3.10988851E-02

Correlation matrix
1.00000000	0.99999606	0.99999520	0.99989673	0.19466866	-0.99994401
0.99999606	1.00000000	0.99998273	0.99985308	0.19191989	-0.99991045
0.99999520	0.99998273	1.00000000	0.99993574	0.19760810	-0.99997085
0.99989673	0.99985308	0.99993574	1.00000000	0.20844154	-0.99998954
0.19466866	0.19191989	0.19760810	0.20844154	1.00000000	-0.20503631
-0.99994401	-0.99991045	-0.99997085	-0.99998954	-0.20503631	1.00000000