Asteroid General Data

2021 PB₂

General information

Preliminary designation	2021 PB₂
Group	Aten
Absolute magnitude	18.77
Approximate diameter (m)	470
Approximate mass (kg)	1.88·10¹¹
Number of observations	52
Arc length (days)	4448

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	354.379859
a – orbit major semiaxis (astronomical units)	0.71746200
e – orbit eccentricity	0.15003400
ω – orbit ascending node-perihelion angle (degrees)	278.310972
Ω – longitude of orbit ascending node (degrees)	234.969749
i – orbit inclination to the ecliptic plane (degrees)	24.826572

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	246.793348	0.71725633	0.15015480	278.514302	235.759313	24.815954	0.60955685	0.607452
01/21/1858	166.555367	0.71741530	0.15006337	278.235518	235.613829	24.817961	0.60975754	0.607654
01/29/1887	75.992101	0.71748736	0.15000554	278.320045	235.537676	24.818681	0.60986028	0.607746
02/07/1916	345.983012	0.71741803	0.15007229	278.274102	235.394363	24.820417	0.60975347	0.607658
02/14/1945	255.760711	0.71735443	0.15000942	278.317623	235.320739	24.822680	0.60974451	0.607577
02/22/1974	168.690359	0.71741403	0.15003073	278.348428	235.175023	24.824447	0.60977988	0.607653
03/02/2003	83.741308	0.71752778	0.15032481	278.294511	235.059654	24.819970	0.60966556	0.607797
03/09/2032	358.143752	0.71741274	0.15002808	278.333599	234.954123	24.827895	0.60978068	0.607651
03/17/2061	273.452578	0.71719310	0.15008993	278.271739	234.811322	24.831706	0.60954964	0.607372
03/25/2090	189.309484	0.71720825	0.15004634	278.330455	234.736727	24.833344	0.60959377	0.607391
04/03/2119	100.775361	0.71760771	0.14997034	278.159525	234.591788	24.832321	0.60998784	0.607899
04/10/2148	8.014378	0.71762828	0.14996942	278.278291	234.512749	24.832686	0.61000599	0.607925
04/18/2177	275.151669	0.71762280	0.15000422	278.196292	234.365995	24.835475	0.60997635	0.607918

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