Asteroid General Data

2021 PB₁

General information

Preliminary designation	2021 PB₁
Group	Amor
Absolute magnitude	23.22
Approximate diameter (m)	60
Approximate mass (kg)	4.02·10⁸
Number of observations	20
Arc length (days)	28

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	184.137051
a – orbit major semiaxis (astronomical units)	2.28431100
e – orbit eccentricity	0.46170800
ω – orbit ascending node-perihelion angle (degrees)	137.498612
Ω – longitude of orbit ascending node (degrees)	150.122429
i – orbit inclination to the ecliptic plane (degrees)	13.906033

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	73.322562	2.28230098	0.46507608	132.405044	153.760844	13.419152	1.22085738	3.447942
01/21/1858	221.776711	2.28093776	0.46526609	133.101048	153.236715	13.483819	1.21969476	3.444854
01/29/1887	11.503814	2.28204648	0.46448301	133.832687	152.668143	13.554152	1.22207466	3.447366
02/07/1916	160.619748	2.28166623	0.46446595	134.632918	152.143753	13.630417	1.22190996	3.446504
02/14/1945	308.719835	2.28432695	0.46175962	135.289804	151.646842	13.693110	1.22951701	3.452534
02/22/1974	97.764247	2.28189347	0.46327120	135.937954	151.149809	13.756722	1.22475795	3.447019
03/02/2003	246.630339	2.28536511	0.46156607	137.158805	150.410866	13.874461	1.23051811	3.454888
03/09/2032	34.938075	2.28352811	0.46093495	137.590120	150.073925	13.919081	1.23097020	3.450723
03/17/2061	183.186894	2.28485166	0.46175921	138.479206	149.396009	13.994121	1.22980037	3.453724
03/25/2090	332.860189	2.28272429	0.46206230	139.339250	148.898566	14.097390	1.22796345	3.448902
04/03/2119	121.750511	2.28418435	0.46051746	139.948408	148.465540	14.145229	1.23227758	3.452211
04/10/2148	270.493014	2.28142246	0.46190121	140.596379	147.959375	14.230781	1.22763067	3.445952
04/18/2177	59.716347	2.28197927	0.46155281	141.387998	147.476863	14.305163	1.22872532	3.447213

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