Asteroid General Data

2021 PK₁

General information

Preliminary designation	2021 PK₁
Group	Apollo
Absolute magnitude	25.91
Approximate diameter (m)	17
Approximate mass (kg)	9.77·10⁶
Number of observations	15
Arc length (days)	1

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	195.833249
a – orbit major semiaxis (astronomical units)	1.30624200
e – orbit eccentricity	0.30085400
ω – orbit ascending node-perihelion angle (degrees)	104.695861
Ω – longitude of orbit ascending node (degrees)	134.257898
i – orbit inclination to the ecliptic plane (degrees)	14.853312

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	2.815130	1.30498119	0.30101100	102.947192	135.549676	14.791153	0.91216749	1.490757
01/21/1858	165.229012	1.30623015	0.30115301	103.225660	135.327915	14.806686	0.91285501	1.492898
01/29/1887	330.108182	1.30493731	0.30084175	103.479464	135.137861	14.808544	0.91235769	1.490682
02/07/1916	138.751329	1.30508477	0.30081423	103.668649	134.994542	14.812385	0.91249670	1.490935
02/14/1945	300.869412	1.30614980	0.30094521	103.944228	134.775505	14.831582	0.91307027	1.492760
02/22/1974	105.973654	1.30489336	0.30065000	104.205032	134.584065	14.831252	0.91257717	1.490607
03/02/2003	274.618568	1.30509390	0.30061756	104.409698	134.423470	14.836436	0.91275975	1.490951
03/09/2032	76.407068	1.30603052	0.30081422	104.683529	134.211326	14.854234	0.91315796	1.492556
03/17/2061	241.748534	1.30500454	0.30046756	104.958713	134.010164	14.854218	0.91289301	1.490797
03/25/2090	50.443232	1.30498174	0.30056195	105.124102	133.872857	14.859241	0.91275388	1.490758
04/03/2119	211.913537	1.30605933	0.30065611	105.419171	133.635977	14.875394	0.91338461	1.492605
04/10/2148	17.790531	1.30487280	0.30031492	105.652860	133.463735	14.878065	0.91300004	1.490572
04/18/2177	186.647939	1.30495382	0.30037199	105.846068	133.318558	14.882760	0.91298225	1.490711

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