Asteroid General Data

2021 PL₄

General information

Preliminary designation	2021 PL₄
Group	Amor
Absolute magnitude	27.54
Approximate diameter (m)	8
Approximate mass (kg)	1.03·10⁶
Number of observations	12
Arc length (days)	2

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	62.082241
a – orbit major semiaxis (astronomical units)	1.36612300
e – orbit eccentricity	0.22917500
ω – orbit ascending node-perihelion angle (degrees)	17.175302
Ω – longitude of orbit ascending node (degrees)	313.971901
i – orbit inclination to the ecliptic plane (degrees)	6.857069

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	166.889509	1.37080754	0.23005529	13.974598	315.612976	6.923158	1.05544602	1.604964
01/21/1858	196.274590	1.37055769	0.23002486	14.174901	315.458514	6.919912	1.05529535	1.604525
01/29/1887	235.790227	1.36764711	0.22888524	14.787731	315.184231	6.909494	1.05461287	1.599417
02/07/1916	302.745509	1.36501450	0.22767679	15.302852	314.943307	6.906751	1.05423237	1.594801
02/14/1945	13.325976	1.36517931	0.22834135	15.511886	314.769276	6.896327	1.05345243	1.595090
02/22/1974	77.814454	1.36478182	0.22824626	16.311951	314.421781	6.880223	1.05327548	1.594393
03/02/2003	151.639667	1.36470374	0.22834846	16.530343	314.250780	6.874650	1.05307575	1.594256
03/09/2032	217.088450	1.36513752	0.22860111	17.345054	313.908480	6.856484	1.05306556	1.595017
03/17/2061	289.789511	1.36445604	0.22874839	17.558162	313.724521	6.843247	1.05233892	1.593822
03/25/2090	358.283306	1.36505997	0.22904517	18.301687	313.401671	6.826166	1.05239957	1.594881
04/03/2119	72.142264	1.36441325	0.22887247	18.571219	313.226397	6.822033	1.05213663	1.593747
04/10/2148	142.900589	1.36471323	0.22963576	19.196223	312.908407	6.801384	1.05132627	1.594273
04/18/2177	217.341465	1.36453445	0.22936491	19.418043	312.748041	6.798072	1.05155814	1.593960

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