Asteroid General Data

2014 DP₂₁

General information

Preliminary designation	2014 DP₂₁
Group	Apollo
Absolute magnitude	25.93
Approximate diameter (m)	17
Approximate mass (kg)	9.50·10⁶
Number of observations	37
Arc length (days)	26

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	45.424591
a – orbit major semiaxis (astronomical units)	2.09730900
e – orbit eccentricity	0.51770600
ω – orbit ascending node-perihelion angle (degrees)	134.350735
Ω – longitude of orbit ascending node (degrees)	24.619641
i – orbit inclination to the ecliptic plane (degrees)	0.843634

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	119.624258	2.09803893	0.51707866	131.154911	26.025352	0.891513	1.01318776	3.038932
01/21/1858	306.323144	2.10626223	0.51145368	131.500872	25.997050	0.883676	1.02900667	3.056816
01/29/1887	125.787505	2.10502722	0.51231893	131.532397	25.887768	0.879036	1.02658192	3.054128
02/07/1916	307.844549	2.10198591	0.51767901	132.237595	25.740764	0.873242	1.01383192	3.047511
02/14/1945	133.405846	2.10471581	0.51506287	132.267374	26.257832	0.858182	1.02065485	3.053450
02/22/1974	314.523583	2.10488264	0.51196177	132.566885	26.007497	0.852167	1.02726320	3.053813
03/02/2003	138.660563	2.10064315	0.51372525	133.034660	25.336862	0.838327	1.02148972	3.044592
03/09/2032	334.353210	2.09767869	0.51733921	134.326748	24.637709	0.842621	1.01246726	3.038149
03/17/2061	168.832393	2.10119856	0.51287737	134.282127	25.419416	0.820741	1.02354136	3.045799
03/25/2090	355.852569	2.10349216	0.51016028	134.578832	25.187570	0.816834	1.03037400	3.050787
04/03/2119	183.023725	2.09932848	0.51410497	134.753410	24.962613	0.813074	1.02005327	3.041734
04/10/2148	18.797742	2.09601193	0.51720500	135.113241	25.158464	0.803652	1.01194407	3.034529
04/18/2177	214.510392	2.10258116	0.51283831	135.068652	25.872649	0.785883	1.02429698	3.048806

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