Asteroid General Data

2025 SX₂₁

General information

Preliminary designation	2025 SX₂₁
Group	Amor
Absolute magnitude	23.57
Approximate diameter (m)	51
Approximate mass (kg)	2.48·10⁸
Number of observations	70
Arc length (days)	111

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	75.229846
a – orbit major semiaxis (astronomical units)	2.44217400
e – orbit eccentricity	0.56378100
ω – orbit ascending node-perihelion angle (degrees)	98.585530
Ω – longitude of orbit ascending node (degrees)	328.880439
i – orbit inclination to the ecliptic plane (degrees)	3.534633

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	165.061470	2.45505866	0.55685045	82.213039	343.049547	3.549328	1.08795815	3.846745
01/21/1858	13.224048	2.43996401	0.56487238	87.249845	338.975334	3.537978	1.06169573	3.811323
01/29/1887	238.412526	2.43575339	0.56889119	87.866429	338.239884	3.529665	1.05007475	3.801461
02/07/1916	99.668055	2.44708430	0.56222391	88.551292	337.411111	3.523476	1.07127500	3.828018
02/14/1945	300.541787	2.45414270	0.55485779	92.800773	334.030206	3.528209	1.09244250	3.844593
02/22/1974	146.613086	2.43987434	0.56487142	97.691535	330.046136	3.538145	1.06165906	3.811113
03/02/2003	10.810750	2.43790577	0.56744652	98.176239	329.441333	3.535691	1.05452462	3.806501
03/09/2032	230.990246	2.44957220	0.56032330	99.207741	328.359177	3.534571	1.07701983	3.833858
03/17/2061	67.745133	2.45366357	0.55464633	103.964215	324.619413	3.581584	1.09274807	3.843467
03/25/2090	273.592516	2.44004066	0.56419704	108.018002	321.285791	3.621354	1.06337694	3.811502
04/03/2119	136.795311	2.44002033	0.56649985	108.326779	320.775833	3.622191	1.05774917	3.811455
04/10/2148	354.040795	2.44593273	0.56152192	108.687998	320.274142	3.623898	1.07248788	3.825317
04/18/2177	188.116884	2.45491986	0.55265921	113.865202	316.309415	3.709745	1.09818579	3.846419

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