NEODyS

NEODyS-2

Near Earth Objects - Dynamic Site

NEODyS ∴ Objects ∴ 2018AB4 ∴ Orbital info ∴ Epoch 58135 MJD

2018AB4 ▹

ORBITAL INFORMATION

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(ASCII data file 2018AB4.eq0)

Keplerian elements
(Epoch 58135.7 MJD)
	Value	1-σ variation	Units
a	1.274	0.001892	au
e	0.14016	0.0007873
i	3.433	0.02043	deg
Ω	106.168	0.0108	deg
ω	349.458	0.05588	deg
M	16.626	0.01766	deg

Other useful info
Absolute Magnitude (H)	25.6	mag
Slope parameter (G)	0.15	mag
Perihelion distance	1.0954	au
Aphelion distance	1.4526	au
Asc. node-Earth separation	0.1143	au
Desc. node-Earth separation	0.43031	au
Earth MOID	0.11241	au
Orbital period	525.232	days
Date of orbit computation	feb 26 12:16

Covariance matrix
3.57924059E-06	1.48873447E-06	3.86473025E-05	2.03430613E-05	-9.47279509E-05	7.45820039E-06
1.48873447E-06	6.19837863E-07	1.60776454E-05	8.48529665E-06	-4.00175989E-05	3.53028144E-06
3.86473025E-05	1.60776454E-05	4.17316077E-04	2.19776680E-04	-1.02571550E-03	8.25241452E-05
2.03430613E-05	8.48529665E-06	2.19776680E-04	1.16578219E-04	-5.62248208E-04	5.89221547E-05
-9.47279509E-05	-4.00175989E-05	-1.02571550E-03	-5.62248208E-04	3.12205858E-03	-6.24268362E-04
7.45820039E-06	3.53028144E-06	8.25241452E-05	5.89221547E-05	-6.24268362E-04	3.11864609E-04

Correlation matrix
1.00000000	0.99949988	0.99997970	0.99589180	-0.89611175	0.22323154
0.99949988	1.00000000	0.99965660	0.99820392	-0.90968588	0.25391434
0.99997970	0.99965660	1.00000000	0.99641520	-0.89861536	0.22875228
0.99589180	0.99820392	0.99641520	1.00000000	-0.93196338	0.30902020
-0.89611175	-0.90968588	-0.89861536	-0.93196338	1.00000000	-0.63265618
0.22323154	0.25391434	0.22875228	0.30902020	-0.63265618	1.00000000