Asteroid General Data

2020 SF₄

General information

Preliminary designation	2020 SF₄
Group	Apollo
Absolute magnitude	26.28
Approximate diameter (m)	15
Approximate mass (kg)	5.86·10⁶
Number of observations	21
Arc length (days)	6

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	143.301008
a – orbit major semiaxis (astronomical units)	1.24998700
e – orbit eccentricity	0.28712700
ω – orbit ascending node-perihelion angle (degrees)	327.441305
Ω – longitude of orbit ascending node (degrees)	322.056474
i – orbit inclination to the ecliptic plane (degrees)	2.111596

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	45.462114	1.25340093	0.28835856	317.775833	332.701389	2.207305	0.89197205	1.403252
01/21/1858	300.053595	1.25153553	0.28753058	321.056134	329.580703	2.201483	0.89168080	1.400120
01/29/1887	198.221290	1.25266644	0.28796171	323.052682	327.311549	2.190110	0.89194647	1.402019
02/07/1916	89.519902	1.25223942	0.28774513	323.116867	326.962076	2.188127	0.89191363	1.401302
02/14/1945	359.004217	1.24979691	0.28660474	323.695773	325.847422	2.190819	0.89159919	1.397204
02/22/1974	271.595807	1.25098627	0.28687615	324.667973	324.579783	2.187144	0.89210814	1.399199
03/02/2003	194.979213	1.24883932	0.28705643	325.609823	323.870224	2.158489	0.89035196	1.395598
03/09/2032	114.701168	1.24944456	0.28700283	327.410423	321.971981	2.108291	0.89085044	1.396613
03/17/2061	35.577779	1.24877396	0.28688099	328.536619	320.716688	2.105657	0.89052445	1.395489
03/25/2090	324.253275	1.25001282	0.28754815	329.159157	320.408993	2.086131	0.89057394	1.397566
04/03/2119	248.993685	1.24876717	0.28756503	329.864514	319.317877	2.057523	0.88966541	1.395477
04/10/2148	178.728879	1.24944384	0.28774293	330.438996	319.001616	2.052232	0.88992521	1.396612
04/18/2177	108.337213	1.24747923	0.28736780	330.961781	318.239231	2.031803	0.88899387	1.393319

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