Asteroid General Data

2021 DC₂

General information

Preliminary designation	2021 DC₂
Group	Apollo
Absolute magnitude	21.83
Approximate diameter (m)	110
Approximate mass (kg)	2.74·10⁹
Number of observations	25
Arc length (days)	33

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	79.398680
a – orbit major semiaxis (astronomical units)	1.80226900
e – orbit eccentricity	0.68600700
ω – orbit ascending node-perihelion angle (degrees)	101.290603
Ω – longitude of orbit ascending node (degrees)	149.772183
i – orbit inclination to the ecliptic plane (degrees)	5.527027

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	186.996863	1.80409950	0.68327049	93.583201	156.558409	5.451816	0.57141155	2.423212
01/21/1858	179.739608	1.80362790	0.68481117	94.304662	155.862385	5.453935	0.56848338	2.422262
01/29/1887	183.018298	1.79972956	0.68635460	95.709747	154.674629	5.471000	0.56447690	2.414413
02/07/1916	189.031329	1.80007168	0.68552748	97.022778	153.567330	5.484583	0.56607308	2.415101
02/14/1945	186.182329	1.80387933	0.68349014	98.047486	152.617366	5.498658	0.57094559	2.422768
02/22/1974	175.739391	1.80194623	0.68388510	98.613277	152.047789	5.501113	0.56962204	2.418875
03/02/2003	176.461343	1.80157976	0.68673565	100.037068	150.829690	5.510542	0.56437070	2.418137
03/09/2032	173.487409	1.80291270	0.68634741	101.363183	149.717943	5.529890	0.56548824	2.420821
03/17/2061	171.810978	1.80240877	0.68431540	102.393050	148.825724	5.535972	0.56899269	2.419806
03/25/2090	167.601676	1.80298596	0.68425896	102.974042	148.230465	5.550841	0.56927666	2.420968
04/03/2119	165.893041	1.80325903	0.68635836	103.937560	147.311314	5.555102	0.56557712	2.421518
04/10/2148	164.053825	1.80256785	0.68683552	105.520352	145.980052	5.576166	0.56450022	2.420126
04/18/2177	158.001917	1.80313213	0.68510961	106.455745	145.168723	5.595992	0.56778898	2.421263

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