Asteroid General Data

2021 DP₁

General information

Preliminary designation	2021 DP₁
Group	Apollo
Absolute magnitude	25.95
Approximate diameter (m)	17
Approximate mass (kg)	9.24·10⁶
Number of observations	106
Arc length (days)	5

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	172.941072
a – orbit major semiaxis (astronomical units)	2.40148700
e – orbit eccentricity	0.58820100
ω – orbit ascending node-perihelion angle (degrees)	209.086823
Ω – longitude of orbit ascending node (degrees)	330.152055
i – orbit inclination to the ecliptic plane (degrees)	3.031039

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	339.561515	2.37277700	0.59323235	198.473236	338.612536	3.940442	0.96516893	3.654988
01/21/1858	307.342045	2.39735758	0.58651772	199.996028	337.226935	3.748237	0.99126488	3.711931
01/29/1887	256.718493	2.38256629	0.59502690	200.869979	336.653799	3.715478	0.96487526	3.677631
02/07/1916	208.873331	2.39841159	0.59067237	202.627515	335.428053	3.557106	0.98173614	3.714379
02/14/1945	159.854261	2.38383649	0.59570867	203.974042	334.334266	3.500033	0.96376443	3.680572
02/22/1974	106.313677	2.40123859	0.58799831	205.400376	333.137611	3.385120	0.98931435	3.720948
03/02/2003	53.143228	2.39738033	0.59875574	207.238947	331.530190	3.158744	0.96193511	3.711983
03/09/2032	343.057542	2.40119906	0.58768632	209.182013	330.089862	3.026774	0.99004722	3.720856
03/17/2061	292.587180	2.38465871	0.59710077	211.293103	328.388796	2.925433	0.96077716	3.682476
03/25/2090	233.720354	2.40232974	0.58794352	214.126775	326.131837	2.780922	0.98989553	3.723484
04/03/2119	178.204525	2.38730540	0.59692423	215.648503	324.850799	2.729045	0.96226496	3.688609
04/10/2148	119.027743	2.39882020	0.58801986	219.488316	321.715368	2.568909	0.98826629	3.715328
04/18/2177	67.311625	2.38613997	0.59568363	220.915231	320.364061	2.525278	0.96475546	3.685908

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