Asteroid General Data

2018 AN₁₈

General information

Preliminary designation	2018 AN₁₈
Group	Amor
Absolute magnitude	19.65
Approximate diameter (m)	310
Approximate mass (kg)	5.57·10¹⁰
Number of observations	40
Arc length (days)	2928

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	81.129757
a – orbit major semiaxis (astronomical units)	2.56869900
e – orbit eccentricity	0.50023500
ω – orbit ascending node-perihelion angle (degrees)	276.407420
Ω – longitude of orbit ascending node (degrees)	106.126831
i – orbit inclination to the ecliptic plane (degrees)	28.358185

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	34.590941	2.56460791	0.50455414	272.952033	110.489724	28.179113	1.27062436	4.107070
01/21/1858	59.967698	2.56075131	0.50781033	273.895270	109.617147	28.181497	1.26037534	4.097809
01/29/1887	85.498333	2.56397393	0.50360118	274.715938	108.815945	28.236538	1.27275364	4.105547
02/07/1916	107.369216	2.56765918	0.50096721	274.590299	108.491663	28.250832	1.28134613	4.114402
02/14/1945	129.733651	2.56583727	0.50437588	274.883945	107.989414	28.208401	1.27169085	4.110023
02/22/1974	155.723049	2.56301833	0.50499217	276.231939	106.822269	28.286183	1.26871413	4.103252
03/02/2003	179.901915	2.56472000	0.50084556	276.570247	106.308423	28.345445	1.28019136	4.107339
03/09/2032	201.525315	2.56464177	0.50139921	276.375425	106.040382	28.340049	1.27873241	4.107151
03/17/2061	225.608569	2.56285673	0.50474931	277.021921	105.355380	28.332058	1.26925656	4.102864
03/25/2090	251.695419	2.56601885	0.50144330	278.248822	104.251524	28.410894	1.27930589	4.110460
04/03/2119	274.115181	2.56780201	0.49814844	278.292248	103.917676	28.452447	1.28865544	4.114745
04/10/2148	295.843112	2.56424926	0.50151550	278.364474	103.471865	28.440184	1.27823851	4.106208
04/18/2177	321.222446	2.56085155	0.50389401	279.394212	102.571504	28.491735	1.27045378	4.098050

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