Asteroid General Data

2018 XR₄

General information

Preliminary designation	2018 XR₄
Group	Apollo
Absolute magnitude	26.84
Approximate diameter (m)	11
Approximate mass (kg)	2.70·10⁶
Number of observations	27
Arc length (days)	1

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	70.726994
a – orbit major semiaxis (astronomical units)	1.14455200
e – orbit eccentricity	0.35763800
ω – orbit ascending node-perihelion angle (degrees)	88.435991
Ω – longitude of orbit ascending node (degrees)	84.403731
i – orbit inclination to the ecliptic plane (degrees)	10.217986

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	241.446268	1.12602989	0.35218584	89.080812	85.926323	10.508298	0.72945811	1.194883
01/21/1858	341.512351	1.12564786	0.35220926	89.415032	85.700545	10.512851	0.72918426	1.194275
01/29/1887	99.131080	1.12439803	0.35249768	89.529925	85.430521	10.457023	0.72805033	1.192287
02/07/1916	212.928943	1.12520330	0.35261677	89.774396	85.224266	10.448250	0.72843774	1.193568
02/14/1945	322.288762	1.12534794	0.35280852	89.962253	85.013538	10.447272	0.72831560	1.193798
02/22/1974	42.311067	1.14118089	0.35675305	88.460642	84.751772	10.242061	0.73406113	1.219080
03/02/2003	326.843832	1.14231699	0.35689840	88.807458	84.575022	10.235089	0.73462588	1.220901
03/09/2032	239.103531	1.14615677	0.35835637	88.522193	84.319665	10.218544	0.73542419	1.227062
03/17/2061	43.828657	1.15458063	0.36085205	89.380487	83.843484	10.163010	0.73794785	1.240615
03/25/2090	183.854266	1.15441404	0.36086995	89.589888	83.668662	10.160574	0.73782071	1.240346
04/03/2119	338.201752	1.15219632	0.36021756	89.567282	83.448062	10.155163	0.73715498	1.236774
04/10/2148	131.166806	1.15502339	0.36179914	89.833669	83.051958	10.078978	0.73713692	1.241329
04/18/2177	270.096007	1.15276679	0.36164886	90.289238	82.858153	10.061020	0.73587000	1.237693

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