Asteroid General Data

2021 PA₁

General information

Preliminary designation	2021 PA₁
Group	Apollo
Absolute magnitude	27.03
Approximate diameter (m)	10
Approximate mass (kg)	2.08·10⁶
Number of observations	42
Arc length (days)	4

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	106.426910
a – orbit major semiaxis (astronomical units)	2.45757800
e – orbit eccentricity	0.68538400
ω – orbit ascending node-perihelion angle (degrees)	83.019606
Ω – longitude of orbit ascending node (degrees)	298.161428
i – orbit inclination to the ecliptic plane (degrees)	0.630322

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	184.995690	2.52080720	0.66314181	64.898282	316.568853	0.744147	0.84915456	4.002304
01/21/1858	270.703797	2.52682466	0.66004848	66.240530	315.053570	0.735226	0.85899787	4.016643
01/29/1887	354.546756	2.52312212	0.66088310	67.263732	313.848882	0.728991	0.85563335	4.007818
02/07/1916	83.937035	2.51979241	0.66402893	68.704746	312.291374	0.720997	0.84657734	3.999887
02/14/1945	182.938560	2.50982778	0.67045074	71.575884	309.356716	0.707016	0.82711189	3.976184
02/22/1974	302.921903	2.49157355	0.67846354	76.000914	304.978130	0.699911	0.80113173	3.932884
03/02/2003	87.941656	2.48257819	0.68372787	79.127725	301.860967	0.691551	0.78517030	3.911605
03/09/2032	258.658665	2.45656091	0.68584921	83.344615	297.807278	0.630216	0.77173055	3.850276
03/17/2061	89.621863	2.45922713	0.68417428	85.042197	296.006056	0.627260	0.77668719	3.856547
03/25/2090	269.203372	2.47634918	0.67326442	91.810329	289.371132	0.620427	0.80911139	3.896893
04/03/2119	65.959999	2.47740504	0.66153162	106.479724	275.155345	0.690335	0.83852326	3.899385
04/10/2148	206.527878	2.49460669	0.65456327	128.579456	254.464118	0.811802	0.86172878	3.940068
04/18/2177	342.573021	2.48386775	0.65699062	141.723495	242.591308	0.999694	0.85198995	3.914653

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