Asteroid General Data

2021 GU₁₆

General information

Preliminary designation	2021 GU₁₆
Group	Amor
Absolute magnitude	18.66
Approximate diameter (m)	490
Approximate mass (kg)	2.19·10¹¹
Number of observations	59
Arc length (days)	9293

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	179.421974
a – orbit major semiaxis (astronomical units)	2.55918300
e – orbit eccentricity	0.50817400
ω – orbit ascending node-perihelion angle (degrees)	73.087454
Ω – longitude of orbit ascending node (degrees)	8.410837
i – orbit inclination to the ecliptic plane (degrees)	26.289091

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	348.476515	2.55144302	0.49676844	70.555725	12.228766	26.524335	1.28396665	4.075486
01/21/1858	29.768742	2.55367964	0.49599187	70.281844	11.996712	26.510546	1.28707530	4.080846
01/29/1887	72.727248	2.55145771	0.50007994	70.421333	11.693564	26.464428	1.27552489	4.075521
02/07/1916	123.616662	2.54408749	0.50642541	71.809846	10.495400	26.288502	1.25569695	4.057875
02/14/1945	176.233717	2.54599387	0.50407045	73.075398	9.409783	26.190706	1.26263359	4.062437
02/22/1974	221.626429	2.55247066	0.49936695	73.307752	8.856736	26.155114	1.27785117	4.077949
03/02/2003	262.109911	2.55444279	0.49985893	73.123633	8.632713	26.137775	1.27758175	4.082676
03/09/2032	306.774048	2.54670248	0.50698095	73.595434	8.010043	26.051228	1.25557285	4.064133
03/17/2061	359.422380	2.54295141	0.51034831	74.968122	6.891920	25.932624	1.24516047	4.055157
03/25/2090	51.042605	2.54766430	0.50604079	76.007946	5.882215	25.867116	1.25844224	4.066436
04/03/2119	94.562711	2.55487157	0.50174211	76.073015	5.405710	25.844594	1.27298491	4.083704
04/10/2148	135.031480	2.55309005	0.50414540	75.949902	5.164383	25.816444	1.26596145	4.079433
04/18/2177	181.778985	2.54507216	0.51100019	76.666704	4.398775	25.733960	1.24453979	4.060231

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