Asteroid General Data

2013 SC₂₁

General information

Preliminary designation	2013 SC₂₁
Group	Apollo
Absolute magnitude	25.02
Approximate diameter (m)	26
Approximate mass (kg)	3.34·10⁷
Number of observations	44
Arc length (days)	9

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	247.396726
a – orbit major semiaxis (astronomical units)	1.72014700
e – orbit eccentricity	0.52266100
ω – orbit ascending node-perihelion angle (degrees)	248.375811
Ω – longitude of orbit ascending node (degrees)	184.979086
i – orbit inclination to the ecliptic plane (degrees)	2.760464

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	289.187928	1.71834462	0.52347708	244.318339	188.184113	2.758876	0.81883059	2.252506
01/21/1858	241.645982	1.72014245	0.52316437	244.899007	187.751484	2.758368	0.82022521	2.256042
01/29/1887	193.628591	1.71676660	0.52273927	245.381960	187.447100	2.758559	0.81934528	2.249404
02/07/1916	165.779072	1.71355907	0.52189548	246.131624	186.984834	2.757526	0.81926034	2.243103
02/14/1945	141.674224	1.71496414	0.52205896	246.696461	186.594547	2.758138	0.81965175	2.245863
02/22/1974	112.595545	1.71464613	0.52176851	247.649391	185.753806	2.771297	0.81999777	2.245238
03/02/2003	84.124292	1.71489718	0.52213303	248.100152	185.365954	2.771227	0.81949272	2.245731
03/09/2032	41.092056	1.71978192	0.52313789	248.522778	184.878064	2.759857	0.82009884	2.255333
03/17/2061	354.850640	1.71996463	0.52292171	249.208487	184.223051	2.774697	0.82055779	2.255692
03/25/2090	304.964294	1.71987234	0.52353730	249.701291	183.875480	2.774419	0.81945502	2.255511
04/03/2119	259.353854	1.71734129	0.52235344	250.310923	183.458530	2.772983	0.82028217	2.250534
04/10/2148	238.893115	1.71250027	0.52161771	250.930044	183.083327	2.763122	0.81922980	2.241024
04/18/2177	216.613229	1.71315133	0.52152751	251.681359	182.475446	2.767910	0.81969578	2.242303

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