Asteroid General Data

2025 SD

General information

Preliminary designation	2025 SD
Group	Amor
Absolute magnitude	27.47
Approximate diameter (m)	9
Approximate mass (kg)	1.13·10⁶
Number of observations	17
Arc length (days)	1

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	178.637044
a – orbit major semiaxis (astronomical units)	1.67109900
e – orbit eccentricity	0.38994300
ω – orbit ascending node-perihelion angle (degrees)	151.185429
Ω – longitude of orbit ascending node (degrees)	173.612296
i – orbit inclination to the ecliptic plane (degrees)	5.909927

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	330.735140	1.67001543	0.38963506	147.974852	175.694291	5.747754	1.01931887	2.158149
01/21/1858	127.975788	1.67217595	0.39058229	148.424323	175.455520	5.761594	1.01905364	2.162338
01/29/1887	283.934125	1.67092580	0.38994653	148.914286	175.105705	5.787214	1.01935409	2.159914
02/07/1916	80.083986	1.66995662	0.38985958	149.404610	174.748484	5.812850	1.01890804	2.158035
02/14/1945	241.144457	1.67048446	0.38977209	149.799620	174.517941	5.826890	1.01937624	2.159058
02/22/1974	43.077939	1.66909296	0.38956324	150.268456	174.178003	5.865569	1.01887570	2.156361
03/02/2003	206.501822	1.66874560	0.38932242	150.760260	173.837169	5.886601	1.01906552	2.155688
03/09/2032	11.382874	1.67071768	0.38991285	151.199245	173.592157	5.911874	1.01928340	2.159510
03/17/2061	171.612650	1.66980742	0.38974875	151.578053	173.351246	5.923428	1.01900206	2.157745
03/25/2090	330.494630	1.67004236	0.38947719	152.045556	173.073506	5.941716	1.01959896	2.158201
04/03/2119	130.337399	1.67044892	0.38987513	152.392262	172.864146	5.951463	1.01918244	2.158989
04/10/2148	294.549033	1.66927068	0.38919382	152.859497	172.530355	5.980963	1.01960085	2.156705
04/18/2177	98.259622	1.66865704	0.38933138	153.234053	172.293990	5.994875	1.01899649	2.155516

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