Asteroid General Data

2011 YH₂₈

General information

Preliminary designation	2011 YH₂₈
Group	Apollo
Absolute magnitude	20.55
Approximate diameter (m)	210
Approximate mass (kg)	1.61·10¹⁰
Number of observations	70
Arc length (days)	182

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	149.208081
a – orbit major semiaxis (astronomical units)	2.61053600
e – orbit eccentricity	0.71701300
ω – orbit ascending node-perihelion angle (degrees)	288.900264
Ω – longitude of orbit ascending node (degrees)	284.060684
i – orbit inclination to the ecliptic plane (degrees)	8.737490

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	312.401094	2.63120195	0.70936856	245.421489	326.910567	8.963073	0.76471002	4.268073
01/21/1858	246.064977	2.60922084	0.72036674	252.468039	319.861901	8.631638	0.72962492	4.214702
01/29/1887	190.970935	2.63125045	0.71093339	257.939178	314.663929	8.401943	0.76060664	4.268191
02/07/1916	127.465765	2.61774809	0.71720756	259.662482	312.867329	8.347288	0.74027937	4.235380
02/14/1945	72.939805	2.62938319	0.71159357	272.487697	300.255940	8.255038	0.75833102	4.263649
02/22/1974	12.389984	2.61505444	0.71634414	274.129907	298.687732	8.307355	0.74177552	4.228844
03/02/2003	315.530306	2.62865444	0.71112365	287.104408	285.782029	8.608934	0.75935611	4.261876
03/09/2032	256.611959	2.61085626	0.71693261	289.082234	283.932928	8.744362	0.73904827	4.218665
03/17/2061	195.923202	2.62870784	0.70925894	299.891338	273.178162	9.404573	0.76427329	4.262006
03/25/2090	135.201000	2.60730278	0.71705077	302.404972	270.837561	9.703902	0.73773431	4.210055
04/03/2119	71.133568	2.63241669	0.70616291	309.721165	263.590908	10.419317	0.77350165	4.271029
04/10/2148	7.023302	2.60290467	0.71537020	313.513716	260.038076	11.111959	0.74086423	4.199407
04/18/2177	304.148191	2.63200415	0.70372727	317.107470	256.597585	11.547545	0.77979106	4.270025

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