Asteroid General Data

2003 SY₄

General information

Preliminary designation	2003 SY₄
Group	Apollo
Absolute magnitude	26.54
Approximate diameter (m)	13
Approximate mass (kg)	4.09·10⁶
Number of observations	65
Arc length (days)	9

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	331.871510
a – orbit major semiaxis (astronomical units)	2.47481200
e – orbit eccentricity	0.61232900
ω – orbit ascending node-perihelion angle (degrees)	327.651619
Ω – longitude of orbit ascending node (degrees)	353.685713
i – orbit inclination to the ecliptic plane (degrees)	3.923713

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	342.315997	2.54162927	0.55878992	320.720809	0.066408	3.621416	1.12139245	4.051995
01/21/1858	43.581723	2.53833789	0.55977138	320.836391	359.777222	3.621890	1.11744899	4.044127
01/29/1887	117.410524	2.52341668	0.56902971	321.715269	358.773581	3.659521	1.08751761	4.008520
02/07/1916	213.477407	2.50905376	0.57957691	323.248556	357.514901	3.718127	1.05486412	3.974345
02/14/1945	338.623615	2.48332580	0.59557378	325.964242	355.397809	3.831543	1.00432207	3.913372
02/22/1974	137.442288	2.47232150	0.60462093	326.987284	354.465355	3.882059	0.97750416	3.887389
03/02/2003	315.654251	2.46101334	0.60996692	327.403612	353.888902	3.907807	0.95987662	3.860749
03/09/2032	118.059178	2.47683530	0.61141351	327.604294	353.664591	3.918980	0.96246474	3.898040
03/17/2061	279.211045	2.47740668	0.60856159	327.711392	353.413070	3.913124	0.96975213	3.899389
03/25/2090	71.335134	2.48588746	0.59984767	327.907604	353.149075	3.940198	0.99473365	3.919429
04/03/2119	208.493948	2.49622835	0.59230346	328.178450	353.045560	3.917779	1.01770366	3.943911
04/10/2148	321.938221	2.51602852	0.58034598	328.470544	352.934313	3.879008	1.05586148	3.990929
04/18/2177	51.422571	2.52645322	0.57522899	328.646919	352.798502	3.857647	1.07316407	4.015758

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