Asteroid General Data

2021 GD₁₃

General information

Preliminary designation	2021 GD₁₃
Group	Apollo
Absolute magnitude	28.38
Approximate diameter (m)	6
Approximate mass (kg)	3.22·10⁵
Number of observations	17
Arc length (days)	1

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	172.293355
a – orbit major semiaxis (astronomical units)	1.65575800
e – orbit eccentricity	0.59049400
ω – orbit ascending node-perihelion angle (degrees)	257.643689
Ω – longitude of orbit ascending node (degrees)	33.477345
i – orbit inclination to the ecliptic plane (degrees)	1.428239

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	269.449189	1.64997134	0.58908594	253.279334	37.029153	1.306194	0.67799643	2.119411
01/21/1858	158.866190	1.64958478	0.58916202	253.392058	36.948654	1.299924	0.67771208	2.118666
01/29/1887	46.747840	1.65272487	0.58926609	253.729499	36.572529	1.302862	0.67883016	2.124719
02/07/1916	274.850167	1.65591099	0.58964259	254.391415	35.857756	1.312828	0.67951535	2.130866
02/14/1945	137.271353	1.65600320	0.58973238	254.915958	35.428314	1.306852	0.67940449	2.131044
02/22/1974	348.042075	1.65935398	0.59052976	255.632680	34.720106	1.289187	0.67945606	2.137515
03/02/2003	181.125840	1.66429189	0.59141199	256.926968	33.654238	1.318290	0.68000971	2.147063
03/09/2032	17.741534	1.65516669	0.59033118	257.712481	33.417067	1.427756	0.67807018	2.129429
03/17/2061	242.330167	1.65586128	0.59086480	258.243770	32.997694	1.421913	0.67747113	2.130770
03/25/2090	110.177546	1.65417265	0.59013891	258.497314	32.817105	1.416529	0.67798101	2.127511
04/03/2119	344.301799	1.65213145	0.58949703	259.872954	31.559768	1.388638	0.67820487	2.123575
04/10/2148	222.291686	1.65233894	0.58990641	260.458694	31.092377	1.381557	0.67761361	2.123975
04/18/2177	94.402033	1.65305688	0.58992121	261.461274	30.156917	1.340154	0.67788357	2.125359

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