Asteroid General Data

2021 DP₂

General information

Preliminary designation	2021 DP₂
Group	Apollo
Absolute magnitude	26.27
Approximate diameter (m)	15
Approximate mass (kg)	5.94·10⁶
Number of observations	57
Arc length (days)	61

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	2.755848
a – orbit major semiaxis (astronomical units)	1.49618500
e – orbit eccentricity	0.32396100
ω – orbit ascending node-perihelion angle (degrees)	159.455192
Ω – longitude of orbit ascending node (degrees)	15.823757
i – orbit inclination to the ecliptic plane (degrees)	2.060834

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	315.976453	1.50158725	0.32653244	153.380354	19.691957	1.930415	1.01127030	1.840037
01/21/1858	236.163118	1.49921630	0.32561840	153.868171	19.400400	1.931783	1.01104389	1.835680
01/29/1887	183.037926	1.49376903	0.32329941	155.980433	17.857292	2.009653	1.01083438	1.825685
02/07/1916	144.802545	1.49431605	0.32366517	156.254966	17.698283	2.005105	1.01065799	1.826688
02/14/1945	120.344368	1.49272328	0.32283794	157.280925	17.033986	2.021630	1.01081557	1.823768
02/22/1974	87.573082	1.49486234	0.32357553	157.658669	16.845224	2.016835	1.01116147	1.827689
03/02/2003	49.922590	1.49372297	0.32308154	158.065435	16.627331	2.013594	1.01112865	1.825600
03/09/2032	0.882060	1.49511356	0.32337537	159.549011	15.774818	2.059986	1.01163066	1.828150
03/17/2061	318.240098	1.49462962	0.32315047	159.809960	15.643121	2.055258	1.01163936	1.827263
03/25/2090	259.430323	1.50057983	0.32547186	160.612155	15.265104	2.048746	1.01218332	1.838185
04/03/2119	181.714362	1.50069476	0.32577478	160.891477	15.138302	2.044874	1.01180626	1.838396
04/10/2148	114.328040	1.49559900	0.32365905	161.702256	14.579637	2.059952	1.01153486	1.829041
04/18/2177	69.441366	1.49476075	0.32357704	162.005484	14.417078	2.055756	1.01109050	1.827503

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