NEODyS

NEODyS-2

Near Earth Objects - Dynamic Site

NEODyS ∴ Objects ∴ 2021WA4 ∴ Orbital info ∴ Epoch 60600 MJD

2021WA4 ▹

ORBITAL INFORMATION

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(ASCII data file 2021WA4.eq1)

Keplerian elements
(Epoch 60600.0 MJD)
	Value	1-σ variation	Units
a	1.50308	0.008479	au
e	0.280071	0.003517
i	15.34	0.1358	deg
Ω	56.798	0.01153	deg
ω	330.251	0.003955	deg
M	225.572	4.961	deg

Other useful info
Absolute Magnitude (H)	25.5	mag
Slope parameter (G)	0.15	mag
Perihelion distance	1.0821	au
Aphelion distance	1.9241	au
Asc. node-Earth separation	0.12611	au
Desc. node-Earth separation	0.82062	au
Earth MOID	0.11587	au
Orbital period	673.09	days
Date of orbit computation	Jul 29 13:40

Covariance matrix
7.18871678E-05	2.98163436E-05	1.15134828E-03	9.77165090E-05	8.15824766E-06	-4.20648273E-02
2.98163436E-05	1.23668989E-05	4.77535901E-04	4.05278524E-05	3.34600143E-06	-1.74470363E-02
1.15134828E-03	4.77535901E-04	1.84402254E-02	1.56510129E-03	1.32223358E-04	-6.73713020E-01
9.77165090E-05	4.05278524E-05	1.56510129E-03	1.32854292E-04	1.17160183E-05	-5.71791892E-02
8.15824766E-06	3.34600143E-06	1.32223358E-04	1.17160183E-05	1.56402897E-05	-4.78095610E-03
-4.20648273E-02	-1.74470363E-02	-6.73713020E-01	-5.71791892E-02	-4.78095610E-03	2.46142671E+01

Correlation matrix
1.00000000	0.99999607	0.99999520	0.99989515	0.24330375	-0.99999993
0.99999607	1.00000000	0.99998275	0.99985124	0.24058764	-0.99999494
0.99999520	0.99998275	1.00000000	0.99993448	0.24620829	-0.99999626
0.99989515	0.99985124	0.99993448	1.00000000	0.25702173	-0.99990040
0.24330375	0.24058764	0.24620829	0.25702173	1.00000000	-0.24366823
-0.99999993	-0.99999494	-0.99999626	-0.99990040	-0.24366823	1.00000000