Asteroid General Data

2018 SJ₃

General information

Preliminary designation	2018 SJ₃
Group	Amor
Absolute magnitude	27.29
Approximate diameter (m)	9
Approximate mass (kg)	1.45·10⁶
Number of observations	27
Arc length (days)	19

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	223.672455
a – orbit major semiaxis (astronomical units)	1.44012900
e – orbit eccentricity	0.27833500
ω – orbit ascending node-perihelion angle (degrees)	158.046137
Ω – longitude of orbit ascending node (degrees)	199.014060
i – orbit inclination to the ecliptic plane (degrees)	1.499716

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	151.715537	1.44537371	0.28054445	151.794045	203.241447	1.393642	1.03988214	1.737684
01/21/1858	42.380828	1.44507474	0.28034615	152.302568	202.906201	1.399537	1.03995360	1.737145
01/29/1887	299.276024	1.44294171	0.27948536	153.117332	202.354914	1.411123	1.03966062	1.733300
02/07/1916	210.148855	1.44131418	0.27860797	154.206247	201.556880	1.428789	1.03975257	1.730369
02/14/1945	125.868549	1.44175139	0.27892660	154.530942	201.310409	1.433365	1.03960858	1.731156
02/22/1974	51.605542	1.43934361	0.27776869	156.379344	200.081247	1.467100	1.03953903	1.726821
03/02/2003	349.266522	1.43720303	0.27686104	157.249852	199.477876	1.482488	1.03929751	1.722970
03/09/2032	288.154528	1.43899804	0.27759765	158.102014	198.986732	1.497739	1.03953556	1.726199
03/17/2061	230.937367	1.43692032	0.27669722	158.716214	198.576722	1.507222	1.03932846	1.722462
03/25/2090	184.621997	1.43537372	0.27613908	159.968630	197.714317	1.517551	1.03901094	1.719682
04/03/2119	141.656654	1.43396388	0.27552942	160.389277	197.413851	1.523819	1.03886465	1.717149
04/10/2148	92.964840	1.43635684	0.27672054	161.425845	196.731453	1.533304	1.03888739	1.721449
04/18/2177	47.671550	1.43589928	0.27655758	162.120079	196.287994	1.542787	1.03879045	1.720626

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