Asteroid General Data

2016 GC₂₂₁

General information

Preliminary designation	2016 GC₂₂₁
Group	Apollo
Absolute magnitude	24.75
Approximate diameter (m)	30
Approximate mass (kg)	4.85·10⁷
Number of observations	70
Arc length (days)	2

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	262.576496
a – orbit major semiaxis (astronomical units)	1.03132700
e – orbit eccentricity	0.16474500
ω – orbit ascending node-perihelion angle (degrees)	279.865074
Ω – longitude of orbit ascending node (degrees)	23.496564
i – orbit inclination to the ecliptic plane (degrees)	25.256234

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	252.314315	1.02935204	0.16136779	279.414445	24.329098	25.355842	0.86324778	1.044351
01/21/1858	167.893258	1.03026836	0.16166844	279.402023	24.200905	25.343331	0.86370649	1.045746
01/29/1887	71.210708	1.03048378	0.16182584	279.660154	24.082198	25.336508	0.86372487	1.046074
02/07/1916	342.650108	1.02985354	0.16251595	279.481828	23.964548	25.319876	0.86248592	1.045114
02/14/1945	266.444850	1.02918850	0.16287180	279.601077	23.848826	25.313014	0.86156271	1.044102
02/22/1974	181.239741	1.03111924	0.16377717	279.731661	23.709488	25.281911	0.86224545	1.047042
03/02/2003	82.650872	1.03030807	0.16391668	279.844426	23.597253	25.280881	0.86142339	1.045806
03/09/2032	344.689978	1.03135861	0.16470891	279.866507	23.482460	25.255492	0.86148466	1.047406
03/17/2061	249.658532	1.03026944	0.16508114	279.927081	23.363683	25.249896	0.86019138	1.045748
03/25/2090	150.592269	1.03028544	0.16560459	279.943843	23.230553	25.233831	0.85966544	1.045772
04/03/2119	56.783175	1.03102433	0.16638295	279.902335	23.115374	25.211751	0.85947946	1.046897
04/10/2148	320.368924	1.03066665	0.16637736	280.013505	23.002944	25.210473	0.85918705	1.046352
04/18/2177	213.004244	1.03244583	0.16712941	280.082122	22.864863	25.184046	0.85989377	1.049063

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