Asteroid General Data

2012 XD₅₅

General information

Preliminary designation	2012 XD₅₅
Group	Apollo
Absolute magnitude	19.75
Approximate diameter (m)	300
Approximate mass (kg)	4.85·10¹⁰
Number of observations	149
Arc length (days)	175

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	98.506303
a – orbit major semiaxis (astronomical units)	2.62350400
e – orbit eccentricity	0.64735600
ω – orbit ascending node-perihelion angle (degrees)	123.629460
Ω – longitude of orbit ascending node (degrees)	262.305300
i – orbit inclination to the ecliptic plane (degrees)	22.918153

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	244.262817	2.62059013	0.65904810	116.694483	269.841901	21.475696	0.89349518	4.242279
01/21/1858	186.052017	2.62449618	0.65640503	116.957011	269.392711	21.541173	0.90176368	4.251768
01/29/1887	130.620436	2.61848166	0.65859684	118.757017	267.663503	21.842570	0.89395792	4.237161
02/07/1916	71.374437	2.62329998	0.65393512	119.246869	266.914417	21.980632	0.90783200	4.248861
02/14/1945	16.522112	2.61539399	0.65581195	120.885673	265.323735	22.320625	0.90018736	4.229668
02/22/1974	318.236892	2.62194632	0.65105042	121.477205	264.526166	22.451383	0.91492706	4.245573
03/02/2003	262.283143	2.61643324	0.65259138	123.158895	262.935974	22.825229	0.90897147	4.232189
03/09/2032	202.887264	2.62129494	0.64793734	123.630290	262.242408	22.942062	0.92286008	4.243991
03/17/2061	147.274329	2.61491445	0.64906767	125.314306	260.654949	23.354284	0.91765802	4.228505
03/25/2090	89.434153	2.62092216	0.64448255	125.677038	260.077656	23.450014	0.93178357	4.243086
04/03/2119	34.076315	2.61565390	0.64546579	127.300537	258.541612	23.884933	0.92733879	4.230299
04/10/2148	335.531186	2.62170788	0.64094439	127.628651	258.022998	23.973891	0.94133893	4.244994
04/18/2177	280.170832	2.61570077	0.64091305	129.170730	256.546612	24.422656	0.93926402	4.230412

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