Asteroid General Data

2021 SL₅

General information

Preliminary designation	2021 SL₅
Group	Apollo
Absolute magnitude	25.60
Approximate diameter (m)	20
Approximate mass (kg)	1.50·10⁷
Number of observations	12
Arc length (days)	6

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	72.457204
a – orbit major semiaxis (astronomical units)	1.74628600
e – orbit eccentricity	0.46155600
ω – orbit ascending node-perihelion angle (degrees)	148.291011
Ω – longitude of orbit ascending node (degrees)	169.116141
i – orbit inclination to the ecliptic plane (degrees)	4.134286

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	338.882566	1.75232853	0.46209553	145.385463	171.488568	4.106697	0.94258535	2.319658
01/21/1858	162.660438	1.75228090	0.46212068	145.813445	171.222613	4.120133	0.94251566	2.319563
01/29/1887	347.358591	1.75087103	0.46194859	146.440165	170.721468	4.144842	0.94205862	2.316764
02/07/1916	176.221639	1.75207890	0.46243730	146.803669	170.484408	4.155839	0.94185226	2.319162
02/14/1945	3.519808	1.75096631	0.46192851	147.338462	170.103531	4.176800	0.94214505	2.316953
02/22/1974	188.677342	1.75335295	0.46260534	147.790642	169.774587	4.190870	0.94224252	2.321692
03/02/2003	13.475238	1.75149091	0.46308794	148.261278	169.423581	4.207411	0.94039659	2.317995
03/09/2032	206.573264	1.74599371	0.46109032	148.437674	169.041351	4.138638	0.94093291	2.307090
03/17/2061	59.524068	1.74199352	0.45998350	148.663924	168.664417	4.062259	0.94070525	2.299166
03/25/2090	286.843735	1.74035336	0.46007766	149.040930	168.358483	4.081161	0.93965566	2.295920
04/03/2119	156.100516	1.74085114	0.46002237	149.570692	167.952264	4.097412	0.94002067	2.296905
04/10/2148	29.543393	1.73760234	0.45922509	149.932258	167.627822	4.110522	0.93965175	2.290478
04/18/2177	269.364211	1.73736313	0.45906716	150.420038	167.272240	4.124957	0.93979677	2.290005

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