NEODyS

NEODyS-2

Near Earth Objects - Dynamic Site

NEODyS ∴ Objects ∴ 2021WK4 ∴ Orbital info ∴ Epoch 59547 MJD

2021WK4 ▹

ORBITAL INFORMATION

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(ASCII data file 2021WK4.eq0)

Keplerian elements
(Epoch 59547.9 MJD)
	Value	1-σ variation	Units
a	1.66299	0.001606	au
e	0.453649	0.000567
i	8.985	0.008972	deg
Ω	245.954	0.0007018	deg
ω	226.239	0.0004842	deg
M	343.866	0.02717	deg

Other useful info
Absolute Magnitude (H)	27.7	mag
Slope parameter (G)	0.15	mag
Perihelion distance	0.9086	au
Aphelion distance	2.4174	au
Asc. node-Earth separation	0.91072	au
Desc. node-Earth separation	0.01864	au
Earth MOID	0.01034	au
Orbital period	783.308	days
Date of orbit computation	feb 26 12:51

Covariance matrix
2.57792065E-06	9.10374239E-07	1.43993209E-05	-1.12675014E-06	7.01419116E-07	4.36235693E-05
9.10374239E-07	3.21492386E-07	5.08503273E-06	-3.97904669E-07	2.47800084E-07	1.54053227E-05
1.43993209E-05	5.08503273E-06	8.04914399E-05	-6.29294740E-06	3.93407032E-06	2.43658412E-04
-1.12675014E-06	-3.97904669E-07	-6.29294740E-06	4.92590798E-07	-3.07027740E-07	-1.90667718E-05
7.01419116E-07	2.47800084E-07	3.93407032E-06	-3.07027740E-07	2.34472994E-07	1.18563924E-05
4.36235693E-05	1.54053227E-05	2.43658412E-04	-1.90667718E-05	1.18563924E-05	7.38201935E-04

Correlation matrix
1.00000000	0.99999964	0.99961414	-0.99988419	0.90218668	0.99999732
0.99999964	1.00000000	0.99961683	-0.99988612	0.90254671	0.99999508
0.99961414	0.99961683	1.00000000	-0.99939255	0.90556756	0.99958325
-0.99988419	-0.99988612	-0.99939255	1.00000000	-0.90341657	-0.99987666
0.90218668	0.90254671	0.90556756	-0.90341657	1.00000000	0.90119456
0.99999732	0.99999508	0.99958325	-0.99987666	0.90119456	1.00000000