Asteroid General Data

2018 RD₄

General information

Preliminary designation	2018 RD₄
Group	Apollo
Absolute magnitude	28.37
Approximate diameter (m)	6
Approximate mass (kg)	3.27·10⁵
Number of observations	23
Arc length (days)	1

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	69.047748
a – orbit major semiaxis (astronomical units)	1.54387000
e – orbit eccentricity	0.34602500
ω – orbit ascending node-perihelion angle (degrees)	170.657145
Ω – longitude of orbit ascending node (degrees)	167.197495
i – orbit inclination to the ecliptic plane (degrees)	5.728185

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	154.201995	1.53580846	0.34311429	166.649534	169.113010	5.588133	1.00885062	1.903295
01/21/1858	248.370561	1.53434952	0.34247148	167.014269	168.870635	5.606182	1.00887857	1.900584
01/29/1887	356.757609	1.53196587	0.34167415	167.519743	168.499637	5.632412	1.00853274	1.896157
02/07/1916	98.269527	1.54072643	0.34508532	168.336787	168.176170	5.610971	1.00904437	1.912445
02/14/1945	160.628120	1.54074127	0.34509728	168.617304	168.020147	5.618827	1.00903566	1.912472
02/22/1974	231.582604	1.53803849	0.34392354	169.029605	167.702265	5.661651	1.00907086	1.907442
03/02/2003	312.558328	1.53731792	0.34389905	169.369161	167.495727	5.672170	1.00863574	1.906102
03/09/2032	16.514959	1.54391213	0.34592768	170.739237	167.155023	5.730217	1.00983019	1.918379
03/17/2061	59.280244	1.54475476	0.34611619	171.037091	167.004958	5.734090	1.01009012	1.919950
03/25/2090	107.355734	1.54124100	0.34480879	171.595097	166.635436	5.771565	1.00980756	1.913403
04/03/2119	167.535264	1.54117853	0.34495222	171.861354	166.469036	5.776084	1.00954557	1.913287
04/10/2148	243.317090	1.53539116	0.34229542	172.324028	166.085696	5.880067	1.00983381	1.902520
04/18/2177	330.853919	1.53552288	0.34249755	172.665430	165.904117	5.885101	1.00961006	1.902765

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