Asteroid General Data

2020 SP₄

General information

Preliminary designation	2020 SP₄
Group	Apollo
Absolute magnitude	21.73
Approximate diameter (m)	120
Approximate mass (kg)	3.15·10⁹
Number of observations	32
Arc length (days)	24

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	100.263934
a – orbit major semiaxis (astronomical units)	2.83785500
e – orbit eccentricity	0.65822400
ω – orbit ascending node-perihelion angle (degrees)	19.505118
Ω – longitude of orbit ascending node (degrees)	313.976918
i – orbit inclination to the ecliptic plane (degrees)	12.869936

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	93.012266	2.83978687	0.63194050	6.507633	321.937215	16.463901	1.04521053	4.785521
01/21/1858	117.845107	2.82148141	0.64227176	8.741717	320.781784	16.015763	1.00932358	4.739324
01/29/1887	161.018014	2.81222184	0.65032935	10.963817	319.497242	15.392254	0.98335143	4.716013
02/07/1916	226.886590	2.79548638	0.66217003	13.009553	318.174742	14.833762	0.94439909	4.673978
02/14/1945	324.729318	2.76724822	0.67420441	14.041292	317.435251	14.716338	0.90155727	4.603337
02/22/1974	63.654694	2.78023905	0.67019379	14.557770	317.080271	14.526640	0.91694009	4.635791
03/02/2003	123.525656	2.82102347	0.66325303	16.804696	315.821720	13.863689	0.94997110	4.738170
03/09/2032	145.199958	2.86148720	0.64917230	21.906754	312.263586	12.006765	1.00388896	4.840479
03/17/2061	138.213411	2.87733091	0.64288570	22.859718	311.532200	11.750939	1.02753601	4.880736
03/25/2090	122.269667	2.85863426	0.65080489	23.815843	310.761571	11.625477	0.99822112	4.833242
04/03/2119	129.412406	2.82927074	0.66456494	26.849895	308.227805	10.969396	0.94903660	4.758964
04/10/2148	170.448213	2.80894046	0.67406035	31.174131	304.386560	10.018451	0.91554506	4.707761
04/18/2177	244.601720	2.78971135	0.68514408	35.019822	300.906895	9.364806	0.87835714	4.659502

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