Asteroid General Data

2021 PG₁

General information

Preliminary designation	2021 PG₁
Group	Apollo
Absolute magnitude	21.21
Approximate diameter (m)	150
Approximate mass (kg)	6.46·10⁹
Number of observations	16
Arc length (days)	28

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	320.403656
a – orbit major semiaxis (astronomical units)	2.00358900
e – orbit eccentricity	0.78717600
ω – orbit ascending node-perihelion angle (degrees)	352.759737
Ω – longitude of orbit ascending node (degrees)	199.607701
i – orbit inclination to the ecliptic plane (degrees)	8.112249

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	43.061169	2.00429827	0.78620659	348.697043	202.340887	7.206232	0.42850576	2.837554
01/21/1858	134.102147	1.99737528	0.79031539	349.426778	201.832436	7.416199	0.41881885	2.822865
01/29/1887	225.660334	2.00483215	0.78630494	349.835024	201.534459	7.450285	0.42842273	2.838688
02/07/1916	311.533930	1.99801157	0.79021320	350.612448	201.015998	7.680731	0.41915645	2.824214
02/14/1945	44.727097	2.00432950	0.78674227	350.904028	200.797626	7.694078	0.42743875	2.837620
02/22/1974	125.835421	2.00138414	0.78848343	351.734680	200.249842	7.901987	0.42332590	2.831368
03/02/2003	218.348927	2.00361291	0.78732619	352.008910	200.039131	7.940662	0.42611599	2.836099
03/09/2032	295.216608	2.00418151	0.78687954	352.801753	199.585704	8.110806	0.42713208	2.837306
03/17/2061	26.720610	2.00278838	0.78777646	353.079798	199.344621	8.184557	0.42503884	2.834348
03/25/2090	102.265419	2.00654381	0.78566539	353.795395	198.950681	8.306610	0.43007179	2.842324
04/03/2119	187.864249	2.00180386	0.78891316	354.155918	198.701283	8.438486	0.42255445	2.832259
04/10/2148	265.869732	2.00939440	0.78465897	354.650194	198.388832	8.474153	0.43270506	2.848383
04/18/2177	344.724904	2.00094680	0.78923549	355.213700	198.042882	8.670181	0.42172858	2.830440

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