Asteroid General Data

2018 SR₃

General information

Preliminary designation	2018 SR₃
Group	Amor
Absolute magnitude	25.44
Approximate diameter (m)	22
Approximate mass (kg)	1.87·10⁷
Number of observations	28
Arc length (days)	17

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	97.822372
a – orbit major semiaxis (astronomical units)	1.32850900
e – orbit eccentricity	0.23112700
ω – orbit ascending node-perihelion angle (degrees)	328.522275
Ω – longitude of orbit ascending node (degrees)	356.764463
i – orbit inclination to the ecliptic plane (degrees)	6.569284

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	5.575277	1.32667814	0.23127362	325.278044	358.661907	6.490273	1.01985249	1.528090
01/21/1858	2.615543	1.32661956	0.23119012	325.606444	358.466886	6.489869	1.01991823	1.527989
01/29/1887	351.429469	1.32752392	0.23154349	326.211758	358.161346	6.511167	1.02014440	1.529552
02/07/1916	334.725216	1.32757026	0.23140061	326.746537	357.812188	6.524314	1.02036969	1.529632
02/14/1945	327.003801	1.32647825	0.23070898	327.139264	357.488989	6.543918	1.02044781	1.527745
02/22/1974	324.803086	1.32681986	0.23077197	327.455773	357.295491	6.542530	1.02062703	1.528335
03/02/2003	318.557713	1.32765139	0.23103344	328.023253	356.979947	6.570130	1.02091952	1.529772
03/09/2032	301.967120	1.32930989	0.23163568	328.562762	356.738339	6.580013	1.02139430	1.532639
03/17/2061	285.461358	1.32818523	0.23077435	328.937093	356.413088	6.600041	1.02167415	1.530695
03/25/2090	263.006285	1.32920971	0.23122882	329.389176	356.213131	6.600262	1.02185812	1.532466
04/03/2119	225.593210	1.33048760	0.23161454	330.056823	355.866134	6.614606	1.02232733	1.534677
04/10/2148	199.146509	1.32910240	0.23077042	330.474238	355.554906	6.640011	1.02238487	1.532280
04/18/2177	179.966217	1.32868530	0.23030581	330.811511	355.306213	6.645126	1.02268136	1.531559

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