Asteroid General Data

2017 SY₂₀

General information

Preliminary designation	2017 SY₂₀
Group	Amor
Absolute magnitude	24.30
Approximate diameter (m)	37
Approximate mass (kg)	9.03·10⁷
Number of observations	115
Arc length (days)	60

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	167.807806
a – orbit major semiaxis (astronomical units)	2.35312500
e – orbit eccentricity	0.55578500
ω – orbit ascending node-perihelion angle (degrees)	183.831617
Ω – longitude of orbit ascending node (degrees)	204.249396
i – orbit inclination to the ecliptic plane (degrees)	5.449261

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	283.092726	2.35886050	0.55255145	179.882746	206.359832	5.258768	1.05546871	3.622880
01/21/1858	289.778831	2.35622916	0.55642462	180.289723	206.062672	5.298395	1.04516523	3.616820
01/29/1887	295.640109	2.35429102	0.55667209	181.147093	205.715040	5.340679	1.04372292	3.612358
02/07/1916	306.160099	2.35534175	0.55246714	181.706279	205.402625	5.340562	1.05409284	3.614777
02/14/1945	319.629641	2.35243594	0.55561594	182.031060	205.139206	5.381188	1.04538505	3.608090
02/22/1974	330.844244	2.35283402	0.55606065	182.859598	204.797753	5.416297	1.04451560	3.609006
03/02/2003	341.264758	2.35729927	0.55161521	183.420047	204.507516	5.406471	1.05697713	3.619284
03/09/2032	353.143823	2.35705994	0.55261420	183.971453	204.143816	5.432946	1.05451516	3.618733
03/17/2061	1.421450	2.35366729	0.55565110	184.723578	203.890668	5.479352	1.04584948	3.610923
03/25/2090	13.222484	2.35280330	0.55431052	185.563524	203.517558	5.499615	1.04861967	3.608935
04/03/2119	28.655817	2.35376624	0.55293038	185.751170	203.257807	5.499424	1.05229739	3.611151
04/10/2148	41.909642	2.35168292	0.55599442	186.476525	202.966881	5.539027	1.04416034	3.606357
04/18/2177	51.658615	2.35216585	0.55458208	187.272683	202.633015	5.551297	1.04769682	3.607468

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