NEODyS

NEODyS-2

Near Earth Objects - Dynamic Site

NEODyS ∴ Objects ∴ 2018AC4 ∴ Orbital info ∴ Epoch 58131 MJD

2018AC4 ▹

ORBITAL INFORMATION

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(ASCII data file 2018AC4.eq0)

Keplerian elements
(Epoch 58131.9 MJD)
	Value	1-σ variation	Units
a	1.2868	0.002817	au
e	0.450541	0.001434
i	24.046	0.07472	deg
Ω	293.975	0.002632	deg
ω	87.143	0.05626	deg
M	42.502	0.1943	deg

Other useful info
Absolute Magnitude (H)	25.4	mag
Slope parameter (G)	0.15	mag
Perihelion distance	0.707	au
Aphelion distance	1.8666	au
Asc. node-Earth separation	-0.01469	au
Desc. node-Earth separation	0.06556	au
Earth MOID	0.01004	au
Orbital period	533.171	days
Date of orbit computation	feb 26 11:33

Covariance matrix
7.93769137E-06	4.04080323E-06	2.10388050E-04	7.40944357E-06	1.58484646E-04	-5.47516723E-04
4.04080323E-06	2.05704771E-06	1.07101813E-04	3.77190990E-06	8.06768481E-05	-2.78721722E-04
2.10388050E-04	1.07101813E-04	5.58373298E-03	1.96654748E-04	4.19817610E-03	-1.45101360E-02
7.40944357E-06	3.77190990E-06	1.96654748E-04	6.92606860E-06	1.47848883E-04	-5.11015943E-04
1.58484646E-04	8.06768481E-05	4.19817610E-03	1.47848883E-04	3.16539937E-03	-1.09323406E-02
-5.47516723E-04	-2.78721722E-04	-1.45101360E-02	-5.11015943E-04	-1.09323406E-02	3.77663853E-02

Correlation matrix
1.00000000	0.99999635	0.99933625	0.99929818	0.99982924	-0.99999442
0.99999635	1.00000000	0.99933781	0.99929964	0.99979851	-0.99999061
0.99933625	0.99933781	1.00000000	0.99999706	0.99858279	-0.99920926
0.99929818	0.99929964	0.99999706	1.00000000	0.99852834	-0.99916761
0.99982924	0.99979851	0.99858279	0.99852834	1.00000000	-0.99987610
-0.99999442	-0.99999061	-0.99920926	-0.99916761	-0.99987610	1.00000000