NEODyS

NEODyS-2

Near Earth Objects - Dynamic Site

NEODyS ∴ Objects ∴ 2021WW4 ∴ Orbital info ∴ Epoch 60400 MJD

2021WW4 ▹

ORBITAL INFORMATION

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(ASCII data file 2021WW4.eq1)

Keplerian elements
(Epoch 60400.0 MJD)
	Value	1-σ variation	Units
a	2.40364	0.01669	au
e	0.557459	0.002922
i	2.316	0.009562	deg
Ω	91.274	0.02139	deg
ω	304.836	0.0112	deg
M	232.131	2.417	deg

Other useful info
Absolute Magnitude (H)	25.0	mag
Slope parameter (G)	0.15	mag
Perihelion distance	1.0637	au
Aphelion distance	3.7436	au
Asc. node-Earth separation	0.27282	au
Desc. node-Earth separation	1.41732	au
Earth MOID	0.07895	au
Orbital period	1361.14	days
Date of orbit computation	feb 26 12:38

Covariance matrix
2.78671129E-04	4.87827950E-05	1.59580982E-04	-3.51555782E-04	2.68534390E-06	-4.03548114E-02
4.87827950E-05	8.53973098E-06	2.79342260E-05	-6.15164629E-05	3.87804828E-07	-7.06430141E-03
1.59580982E-04	2.79342260E-05	9.14245631E-05	-2.02061024E-04	3.55105121E-06	-2.31094676E-02
-3.51555782E-04	-6.15164629E-05	-2.02061024E-04	4.57560831E-04	-4.35051904E-05	5.09153157E-02
2.68534390E-06	3.87804828E-07	3.55105121E-06	-4.35051904E-05	1.25483226E-04	-4.08390478E-04
-4.03548114E-02	-7.06430141E-03	-2.31094676E-02	5.09153157E-02	-4.08390478E-04	5.84384781E+00

Correlation matrix
1.00000000	0.99999677	0.99977828	-0.98451840	0.01436022	-0.99999973
0.99999677	1.00000000	0.99973086	-0.98411271	0.01184672	-0.99999465
0.99977828	0.99973086	1.00000000	-0.98793116	0.03315375	-0.99979059
-0.98451840	-0.98411271	-0.98793116	1.00000000	-0.18156152	0.98463342
0.01436022	0.01184672	0.03315375	-0.18156152	1.00000000	-0.01508111
-0.99999973	-0.99999465	-0.99979059	0.98463342	-0.01508111	1.00000000