NEODyS

NEODyS-2

Near Earth Objects - Dynamic Site

NEODyS ∴ Objects ∴ 2021AK4 ∴ Orbital info ∴ Epoch 59229 MJD

2021AK4 ▹

ORBITAL INFORMATION

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(ASCII data file 2021AK4.eq0)

Keplerian elements
(Epoch 59229.0 MJD)
	Value	1-σ variation	Units
a	1.27009	0.001029	au
e	0.249458	0.0005082
i	24.697	0.04158	deg
Ω	112.808	0.0138	deg
ω	290.757	0.05006	deg
M	51.966	0.09393	deg

Other useful info
Absolute Magnitude (H)	22.9	mag
Slope parameter (G)	0.15	mag
Perihelion distance	0.9533	au
Aphelion distance	1.5869	au
Asc. node-Earth separation	0.11074	au
Desc. node-Earth separation	0.28843	au
Earth MOID	0.09822	au
Orbital period	522.82	days
Date of orbit computation	feb 26 12:15

Covariance matrix
1.05854386E-06	5.22836418E-07	4.26872993E-05	1.41676253E-05	5.13424312E-05	-9.65909097E-05
5.22836418E-07	2.58241613E-07	2.10839456E-05	6.99761595E-06	2.53589784E-05	-4.77083411E-05
4.26872993E-05	2.10839456E-05	1.72896476E-03	5.73893768E-04	2.05968763E-03	-3.88652092E-03
1.41676253E-05	6.99761595E-06	5.73893768E-04	1.90492669E-04	6.83508115E-04	-1.28983913E-03
5.13424312E-05	2.53589784E-05	2.05968763E-03	6.83508115E-04	2.50571202E-03	-4.69731326E-03
-9.65909097E-05	-4.77083411E-05	-3.88652092E-03	-1.28983913E-03	-4.69731326E-03	8.82373783E-03

Correlation matrix
1.00000000	0.99999606	0.99781765	0.99770810	0.99691108	-0.99943725
0.99999606	1.00000000	0.99780506	0.99769514	0.99690336	-0.99943581
0.99781765	0.99780506	1.00000000	0.99999840	0.98956132	-0.99504252
0.99770810	0.99769514	0.99999840	1.00000000	0.98932495	-0.99487867
0.99691108	0.99690336	0.98956132	0.98932495	1.00000000	-0.99898196
-0.99943725	-0.99943581	-0.99504252	-0.99487867	-0.99898196	1.00000000