Asteroid General Data

2018 SP₁

General information

Preliminary designation	2018 SP₁
Group	Apollo
Absolute magnitude	23.11
Approximate diameter (m)	63
Approximate mass (kg)	4.68·10⁸
Number of observations	117
Arc length (days)	2576

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	126.142340
a – orbit major semiaxis (astronomical units)	1.75808500
e – orbit eccentricity	0.59640500
ω – orbit ascending node-perihelion angle (degrees)	286.204754
Ω – longitude of orbit ascending node (degrees)	164.558600
i – orbit inclination to the ecliptic plane (degrees)	3.698367

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	230.679277	1.76063369	0.59962737	280.212129	169.218600	3.656776	0.70490954	2.336168
01/21/1858	30.340181	1.75721757	0.59763553	281.114265	168.540028	3.655409	0.70704192	2.329372
01/29/1887	194.581666	1.75689595	0.59707544	282.036950	167.781880	3.667293	0.70789652	2.328733
02/07/1916	359.065454	1.75684868	0.59765478	283.107723	166.937915	3.682845	0.70685968	2.328639
02/14/1945	163.469759	1.75786027	0.59849896	283.801797	166.406889	3.691404	0.70578272	2.330650
02/22/1974	314.883442	1.76268398	0.59832194	284.553648	165.825807	3.698705	0.70803148	2.340250
03/02/2003	99.128325	1.76245638	0.59769338	285.189196	165.317169	3.710469	0.70904788	2.339797
03/09/2032	251.076630	1.75876196	0.59637179	286.502946	164.321403	3.700620	0.70988594	2.332444
03/17/2061	58.700751	1.75581902	0.59699944	287.489478	163.529534	3.704709	0.70759605	2.326592
03/25/2090	227.934228	1.75581278	0.59790812	288.100129	163.016198	3.714912	0.70599807	2.326580
04/03/2119	19.744807	1.76474849	0.59810158	288.942335	162.434686	3.707311	0.70924964	2.344363
04/10/2148	155.854381	1.76481671	0.59712806	289.781581	161.707276	3.717319	0.71099514	2.344499
04/18/2177	287.416546	1.76787260	0.59670504	290.837508	160.940156	3.730074	0.71297411	2.350591

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