Asteroid General Data

2017 EF₄

General information

Preliminary designation	2017 EF₄
Group	Apollo
Absolute magnitude	26.26
Approximate diameter (m)	15
Approximate mass (kg)	6.02·10⁶
Number of observations	30
Arc length (days)	15

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	333.443136
a – orbit major semiaxis (astronomical units)	1.80625000
e – orbit eccentricity	0.44207200
ω – orbit ascending node-perihelion angle (degrees)	2.320775
Ω – longitude of orbit ascending node (degrees)	163.117641
i – orbit inclination to the ecliptic plane (degrees)	9.871023

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	16.849668	1.79968711	0.44251100	359.282394	164.504265	9.879628	1.00330576	2.414327
01/21/1858	34.087292	1.79669815	0.44010642	0.063498	164.265824	9.898538	1.00595976	2.408315
01/29/1887	51.140979	1.79704648	0.43948211	0.309213	164.106886	9.898315	1.00727671	2.409015
02/07/1916	66.621156	1.79795733	0.44028566	0.614889	163.879097	9.903985	1.00634251	2.410847
02/14/1945	78.415587	1.80161617	0.44193369	1.026613	163.653408	9.889807	1.00542128	2.418210
02/22/1974	78.810945	1.80248040	0.44276604	1.417272	163.484589	9.900308	1.00440329	2.419950
03/02/2003	75.860551	1.80270161	0.44172588	1.927910	163.313034	9.899936	1.00640166	2.420396
03/09/2032	65.087599	1.80686335	0.44182455	2.366083	163.095782	9.869811	1.00854676	2.428782
03/17/2061	61.590919	1.80204766	0.44149509	2.841307	162.858647	9.900559	1.00645246	2.419079
03/25/2090	60.114515	1.80136667	0.44230153	3.267184	162.700770	9.915790	1.00461943	2.417708
04/03/2119	63.462559	1.79918676	0.44051218	3.852206	162.496267	9.922855	1.00662307	2.413320
04/10/2148	71.286570	1.79934162	0.43980127	4.114277	162.328819	9.920540	1.00798888	2.413632
04/18/2177	75.906315	1.79980575	0.44063790	4.375182	162.136421	9.930072	1.00674312	2.414566

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