NEODyS

NEODyS-2

Near Earth Objects - Dynamic Site

NEODyS ∴ Objects ∴ 2018HE ∴ Orbital info ∴ Epoch 60400 MJD

2018HE ▹

ORBITAL INFORMATION

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(ASCII data file 2018HE.eq1)

Keplerian elements
(Epoch 60400.0 MJD)
	Value	1-σ variation	Units
a	1.75372	0.008448	au
e	0.36522	0.002811
i	24.546	0.1002	deg
Ω	30.241	0.00711	deg
ω	157.779	0.05967	deg
M	212.336	6.818	deg

Other useful info
Absolute Magnitude (H)	23.8	mag
Slope parameter (G)	0.15	mag
Perihelion distance	1.1132	au
Aphelion distance	2.3942	au
Asc. node-Earth separation	1.30212	au
Desc. node-Earth separation	0.13102	au
Earth MOID	0.12818	au
Orbital period	848.282	days
Date of orbit computation	feb 26 11:36

Covariance matrix
7.13683122E-05	2.37486634E-05	8.46490507E-04	6.00657411E-05	5.02861669E-04	-5.75971075E-02
2.37486634E-05	7.90270695E-06	2.81673708E-04	1.99871049E-05	1.67302820E-04	-1.91661177E-02
8.46490507E-04	2.81673708E-04	1.00408630E-02	7.12489481E-04	5.96780652E-03	-6.83153330E-01
6.00657411E-05	1.99871049E-05	7.12489481E-04	5.05578712E-05	4.23496525E-04	-4.84755830E-02
5.02861669E-04	1.67302820E-04	5.96780652E-03	4.23496525E-04	3.56057528E-03	-4.05836468E-01
-5.75971075E-02	-1.91661177E-02	-6.83153330E-01	-4.84755830E-02	-4.05836468E-01	4.64831923E+01

Correlation matrix
1.00000000	0.99999659	0.99996283	0.99995334	0.99755243	-0.99999997
0.99999659	1.00000000	0.99993749	0.99992531	0.99736756	-0.99999594
0.99996283	0.99993749	1.00000000	0.99999665	0.99808867	-0.99996476
0.99995334	0.99992531	0.99999665	1.00000000	0.99814900	-0.99995551
0.99755243	0.99736756	0.99808867	0.99814900	1.00000000	-0.99756915
-0.99999997	-0.99999594	-0.99996476	-0.99995551	-0.99756915	1.00000000