Asteroid General Data

2011 PU₁

General information

Preliminary designation	2011 PU₁
Group	Apollo
Absolute magnitude	25.51
Approximate diameter (m)	21
Approximate mass (kg)	1.70·10⁷
Number of observations	110
Arc length (days)	2089

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	74.480572
a – orbit major semiaxis (astronomical units)	1.30386100
e – orbit eccentricity	0.24587800
ω – orbit ascending node-perihelion angle (degrees)	326.853396
Ω – longitude of orbit ascending node (degrees)	301.766742
i – orbit inclination to the ecliptic plane (degrees)	4.364955

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	359.166390	1.33857695	0.26271850	325.136997	306.021454	3.718936	0.98690803	1.548694
01/21/1858	266.299225	1.33821569	0.26280675	325.506629	305.785968	3.714631	0.98652357	1.548067
01/29/1887	185.019932	1.33604501	0.26161979	326.137857	304.909619	3.753121	0.98650919	1.544302
02/07/1916	116.056402	1.33521982	0.26111801	326.840926	304.278876	3.767377	0.98656988	1.542872
02/14/1945	29.942235	1.33854891	0.26267766	327.649754	303.922194	3.753004	0.98694201	1.548645
02/22/1974	308.095613	1.33516020	0.26124284	327.706009	303.472257	3.796292	0.98635915	1.542768
03/02/2003	233.219396	1.34251176	0.26440507	328.958636	302.984103	3.772542	0.98754484	1.555528
03/09/2032	318.159325	1.30432057	0.24528551	326.686900	301.802814	4.344432	0.98438963	1.489626
03/17/2061	132.977825	1.30416692	0.24523786	326.906772	301.623434	4.344976	0.98433581	1.489362
03/25/2090	297.814546	1.31063164	0.24789179	327.713185	301.314866	4.326735	0.98573682	1.500450
04/03/2119	19.563486	1.31631071	0.25036679	328.395779	301.035478	4.311366	0.98675022	1.510213
04/10/2148	97.688785	1.31597458	0.25028569	328.650404	300.874435	4.311171	0.98660497	1.509635
04/18/2177	197.406147	1.30791482	0.24633222	329.157153	299.386098	4.406484	0.98573326	1.495787

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