Asteroid General Data

2015 XH₂₆₁

General information

Preliminary designation	2015 XH₂₆₁
Group	Apollo
Absolute magnitude	24.61
Approximate diameter (m)	32
Approximate mass (kg)	5.89·10⁷
Number of observations	37
Arc length (days)	10

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	329.927106
a – orbit major semiaxis (astronomical units)	1.97939200
e – orbit eccentricity	0.55745200
ω – orbit ascending node-perihelion angle (degrees)	295.335168
Ω – longitude of orbit ascending node (degrees)	78.433845
i – orbit inclination to the ecliptic plane (degrees)	4.443719

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	334.568236	1.97758439	0.55743195	290.398871	82.107038	4.339542	0.87521567	2.781014
01/21/1858	132.021681	1.97655546	0.55857259	291.240041	81.483121	4.367829	0.87250575	2.778844
01/29/1887	286.413688	1.97849774	0.55835484	292.104757	80.842658	4.375547	0.87379395	2.782941
02/07/1916	83.207941	1.97738190	0.55810323	292.483302	80.492232	4.381770	0.87379867	2.780587
02/14/1945	233.918732	1.97952702	0.55956463	293.387208	79.846779	4.397737	0.87185371	2.785113
02/22/1974	21.958078	1.98195610	0.55836668	294.002390	79.437414	4.408894	0.87529785	2.790241
03/02/2003	168.226882	1.97979100	0.55919798	294.638927	78.901922	4.410835	0.87269588	2.785670
03/09/2032	313.033168	1.98189522	0.55900062	295.581695	78.222294	4.452290	0.87401456	2.790112
03/17/2061	99.275337	1.98123027	0.55843861	296.061957	77.865830	4.456402	0.87483478	2.788708
03/25/2090	239.407245	1.98376146	0.55967111	296.900763	77.270910	4.479010	0.87350748	2.794054
04/03/2119	17.640894	1.98369109	0.55874411	297.648203	76.723440	4.485425	0.87531539	2.793905
04/10/2148	159.038229	1.98302805	0.55929910	298.174288	76.295594	4.491748	0.87392224	2.792505
04/18/2177	296.659210	1.98355953	0.55948832	299.086250	75.666743	4.542483	0.87378114	2.793627

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