Asteroid General Data

2025 QB₂₁

General information

Preliminary designation	2025 QB₂₁
Group	Apollo
Absolute magnitude	26.44
Approximate diameter (m)	14
Approximate mass (kg)	4.70·10⁶
Number of observations	179
Arc length (days)	9

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	211.902666
a – orbit major semiaxis (astronomical units)	1.38012300
e – orbit eccentricity	0.29185800
ω – orbit ascending node-perihelion angle (degrees)	210.349018
Ω – longitude of orbit ascending node (degrees)	164.217156
i – orbit inclination to the ecliptic plane (degrees)	4.350775

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	255.925341	1.39900087	0.29891820	205.376471	167.180354	4.325787	0.98081405	1.654732
01/21/1858	84.503026	1.39918388	0.29923280	205.886143	166.680924	4.301993	0.98050217	1.655056
01/29/1887	276.311672	1.39968992	0.29948565	206.120487	166.536648	4.304191	0.98050287	1.655954
02/07/1916	57.852850	1.41074702	0.30405286	206.331362	165.614908	4.199550	0.98180536	1.675615
02/14/1945	171.872966	1.41090502	0.30404714	206.555293	165.481640	4.205359	0.98192339	1.675897
02/22/1974	314.375760	1.40026966	0.29981579	207.608253	165.111074	4.262836	0.98044671	1.656983
03/02/2003	140.157177	1.40029065	0.29976157	207.806460	164.990481	4.265864	0.98053732	1.657021
03/09/2032	347.581959	1.38012034	0.29164973	210.408485	164.192645	4.350683	0.97760862	1.621347
03/17/2061	312.596846	1.38058095	0.29181184	210.707543	164.013374	4.353865	0.97771108	1.622159
03/25/2090	267.543512	1.38328285	0.29310732	211.176737	163.313432	4.304215	0.97783252	1.626923
04/03/2119	202.540188	1.38473704	0.29372717	211.656782	162.918532	4.294851	0.97800215	1.629490
04/10/2148	134.081222	1.38671073	0.29472063	211.841691	162.513516	4.254093	0.97801847	1.632975
04/18/2177	50.979158	1.38757496	0.29509060	212.218136	162.265153	4.253309	0.97811464	1.634501

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