NEODyS

NEODyS-2

Near Earth Objects - Dynamic Site

NEODyS ∴ Objects ∴ 2018ER2 ∴ Orbital info ∴ Epoch 60400 MJD

2018ER2 ▹

ORBITAL INFORMATION

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(ASCII data file 2018ER2.eq1)

Keplerian elements
(Epoch 60400.0 MJD)
	Value	1-σ variation	Units
a	2.04399	0.008065	au
e	0.410824	0.001785
i	4.027	0.01637	deg
Ω	22.793	0.02666	deg
ω	133.446	0.04142	deg
M	31.271	4.437	deg

Other useful info
Absolute Magnitude (H)	24.4	mag
Slope parameter (G)	0.15	mag
Perihelion distance	1.2043	au
Aphelion distance	2.8837	au
Asc. node-Earth separation	1.37229	au
Desc. node-Earth separation	0.32201	au
Earth MOID	0.22073	au
Orbital period	1067.37	days
Date of orbit computation	feb 26 11:41

Covariance matrix
6.50484034E-05	1.43976245E-05	1.31990750E-04	-2.14544846E-04	3.28258193E-04	-3.57815484E-02
1.43976245E-05	3.18675496E-06	2.92133369E-05	-4.74784267E-05	7.26163471E-05	-7.91977149E-03
1.31990750E-04	2.92133369E-05	2.67873698E-04	-4.35710359E-04	6.67745530E-04	-7.26054265E-02
-2.14544846E-04	-4.74784267E-05	-4.35710359E-04	7.10502500E-04	-1.09533954E-03	1.18019817E-01
3.28258193E-04	7.26163471E-05	6.67745530E-04	-1.09533954E-03	1.71568898E-03	-1.80585421E-01
-3.57815484E-02	-7.91977149E-03	-7.26054265E-02	1.18019817E-01	-1.80585421E-01	1.96825674E+01

Correlation matrix
1.00000000	0.99999582	0.99990822	-0.99796879	0.98260274	-0.99999985
0.99999582	1.00000000	0.99986599	-0.99779007	0.98206624	-0.99999411
0.99990822	0.99986599	1.00000000	-0.99873448	0.98497832	-0.99991520
-0.99796879	-0.99779007	-0.99873448	1.00000000	-0.99207996	0.99800165
0.98260274	0.98206624	0.98497832	-0.99207996	1.00000000	-0.98270356
-0.99999985	-0.99999411	-0.99991520	0.99800165	-0.98270356	1.00000000