Asteroid General Data

2021 NG

General information

Preliminary designation	2021 NG
Group	Apollo
Absolute magnitude	26.20
Approximate diameter (m)	15
Approximate mass (kg)	6.54·10⁶
Number of observations	60
Arc length (days)	5

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	247.632218
a – orbit major semiaxis (astronomical units)	2.10287000
e – orbit eccentricity	0.51950400
ω – orbit ascending node-perihelion angle (degrees)	198.544925
Ω – longitude of orbit ascending node (degrees)	106.516849
i – orbit inclination to the ecliptic plane (degrees)	6.918880

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	84.112463	2.11485108	0.51799766	194.861307	108.231722	7.013573	1.01936318	3.075532
01/21/1858	249.012694	2.10942975	0.51991467	195.482909	108.032762	7.023191	1.01270627	3.063714
01/29/1887	54.966106	2.11005670	0.51592621	196.272209	107.698946	6.987544	1.02142314	3.065080
02/07/1916	224.592579	2.10960482	0.51625635	196.393603	107.528105	6.984916	1.02050794	3.064095
02/14/1945	32.774948	2.11134039	0.52098027	197.115361	107.219747	6.950805	1.01137371	3.067877
02/22/1974	195.839652	2.11320851	0.51837972	197.684227	106.973765	6.919492	1.01776408	3.071950
03/02/2003	0.220649	2.11041582	0.51861860	197.908624	106.723184	6.917176	1.01591491	3.065862
03/09/2032	174.329848	2.10268923	0.51983056	198.571941	106.484897	6.918872	1.00964711	3.049041
03/17/2061	359.145297	2.10349604	0.51884024	199.248552	106.240221	6.889460	1.01211765	3.050796
03/25/2090	179.336264	2.10579185	0.51583566	199.754470	105.886651	6.857072	1.01954933	3.055792
04/03/2119	0.440444	2.10434177	0.51717937	199.920254	105.715564	6.858633	1.01601962	3.052636
04/10/2148	186.339804	2.10189624	0.52035579	200.806314	105.414635	6.841904	1.00816235	3.047316
04/18/2177	10.506979	2.10442634	0.51768598	201.429104	105.139280	6.806456	1.01499433	3.052820

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