Asteroid General Data

2021 XX

General information

Preliminary designation	2021 XX
Group	Apollo
Absolute magnitude	25.30
Approximate diameter (m)	23
Approximate mass (kg)	2.27·10⁷
Number of observations	17
Arc length (days)	2

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	147.197803
a – orbit major semiaxis (astronomical units)	2.29456100
e – orbit eccentricity	0.58245300
ω – orbit ascending node-perihelion angle (degrees)	313.273126
Ω – longitude of orbit ascending node (degrees)	70.827832
i – orbit inclination to the ecliptic plane (degrees)	22.837932

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	210.640004	2.29587546	0.58859888	308.665139	74.838672	21.918961	0.94452574	3.478749
01/21/1858	334.843032	2.29541169	0.58870077	309.314423	74.251734	22.042359	0.94410106	3.477695
01/29/1887	98.547024	2.29492456	0.58760314	310.004314	73.649550	22.174936	0.94641968	3.476588
02/07/1916	222.140566	2.29563407	0.58597470	310.630594	73.057929	22.299823	0.95045058	3.478200
02/14/1945	345.747489	2.29541673	0.58564082	311.316423	72.483518	22.440594	0.95112699	3.477707
02/22/1974	108.243771	2.29689696	0.58310955	311.947823	71.911249	22.560574	0.95755441	3.481071
03/02/2003	231.707657	2.29474819	0.58327971	312.634740	71.347656	22.707896	0.95626813	3.476187
03/09/2032	354.010075	2.29696213	0.58017796	313.286679	70.780125	22.837421	0.96431533	3.481219
03/17/2061	118.284445	2.29405023	0.58093185	313.921315	70.241636	22.976546	0.96136338	3.474601
03/25/2090	242.279833	2.29777033	0.57819017	314.619680	69.673155	23.123354	0.96922210	3.483057
04/03/2119	4.853164	2.29517097	0.57841583	315.189767	69.181512	23.241481	0.96760776	3.477148
04/10/2148	129.402813	2.29544512	0.57719540	315.847144	68.650486	23.381236	0.97052476	3.477771
04/18/2177	252.189937	2.29688569	0.57564824	316.378745	68.164771	23.500276	0.97468749	3.481045

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