Asteroid General Data

2009 SM₉₈

General information

Preliminary designation	2009 SM₉₈
Group	Apollo
Absolute magnitude	22.31
Approximate diameter (m)	92
Approximate mass (kg)	1.41·10⁹
Number of observations	45
Arc length (days)	17

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	183.953914
a – orbit major semiaxis (astronomical units)	2.43873400
e – orbit eccentricity	0.69717500
ω – orbit ascending node-perihelion angle (degrees)	111.364418
Ω – longitude of orbit ascending node (degrees)	166.483940
i – orbit inclination to the ecliptic plane (degrees)	7.509853

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	227.850940	2.43763415	0.69081804	81.000021	194.496590	7.150628	0.75367251	3.805865
01/21/1858	69.141119	2.45711767	0.68463643	89.404941	186.871248	7.047365	0.77488539	3.851586
01/29/1887	289.834573	2.42919978	0.69859277	95.093220	181.546660	7.112942	0.73217837	3.786129
02/07/1916	171.859266	2.42760092	0.69815859	95.526232	181.062094	7.119110	0.73275049	3.782392
02/14/1945	32.996311	2.45429401	0.68562542	101.184864	175.900750	7.171219	0.77156764	3.844948
02/22/1974	233.337060	2.44143165	0.69378191	109.456794	168.333137	7.428624	0.74761055	3.814762
03/02/2003	109.466893	2.42701683	0.70038064	110.676942	167.079333	7.503046	0.72718123	3.781027
03/09/2032	332.876698	2.47866529	0.70032623	111.962654	166.321605	7.452930	0.74279098	3.902361
03/17/2061	109.265405	2.50416668	0.68973623	114.328323	164.274300	7.512184	0.77695219	3.962739
03/25/2090	204.792976	2.52824251	0.67735077	116.516734	162.251733	7.602032	0.81573549	4.020025
04/03/2119	275.486409	2.53727605	0.67182583	117.058664	161.707272	7.624461	0.83266847	4.041589
04/10/2148	337.426032	2.53976473	0.67064685	117.210118	161.369581	7.634285	0.83647951	4.047537
04/18/2177	44.342767	2.53302046	0.67394523	117.696901	160.836322	7.675349	0.82590341	4.031426

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