Asteroid General Data

2021 NU

General information

Preliminary designation	2021 NU
Group	Apollo
Absolute magnitude	23.53
Approximate diameter (m)	52
Approximate mass (kg)	2.62·10⁸
Number of observations	33
Arc length (days)	63

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	224.326253
a – orbit major semiaxis (astronomical units)	2.12984800
e – orbit eccentricity	0.56596400
ω – orbit ascending node-perihelion angle (degrees)	220.448877
Ω – longitude of orbit ascending node (degrees)	134.365562
i – orbit inclination to the ecliptic plane (degrees)	5.868234

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	104.620720	2.14166981	0.56804027	216.132480	137.122923	5.986616	0.92511511	3.134219
01/21/1858	199.494223	2.14044277	0.56554566	216.628753	136.763897	5.970755	0.92992465	3.131526
01/29/1887	297.227549	2.13986860	0.56731356	217.403355	136.314142	5.943023	0.92589212	3.130266
02/07/1916	35.753882	2.13246972	0.56489199	217.962951	135.930005	5.952059	0.92785465	3.114045
02/14/1945	151.834745	2.13388954	0.56692636	218.468728	135.655013	5.935138	0.92413131	3.117156
02/22/1974	264.614390	2.13395580	0.56515991	219.233545	135.065440	5.902345	0.92792953	3.117301
03/02/2003	19.611299	2.13004649	0.56681948	219.632870	134.822444	5.898322	0.92269464	3.108739
03/09/2032	137.929306	2.13132685	0.56450128	220.582142	134.233185	5.859915	0.92819011	3.111542
03/17/2061	257.635909	2.12939358	0.56635423	220.898793	134.004231	5.855872	0.92340252	3.107310
03/25/2090	17.958684	2.13135208	0.56476160	221.996998	133.326773	5.812379	0.92764627	3.111597
04/03/2119	136.444393	2.13019238	0.56627416	222.289379	133.041079	5.807036	0.92391947	3.109058
04/10/2148	255.983982	2.13210992	0.56566020	223.323011	132.411342	5.763675	0.92606019	3.113257
04/18/2177	13.643508	2.13063339	0.56613079	223.662596	132.059341	5.756021	0.92441622	3.110024

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