Asteroid General Data

2015 XD₂₆₁

General information

Preliminary designation	2015 XD₂₆₁
Group	Amor
Absolute magnitude	22.38
Approximate diameter (m)	89
Approximate mass (kg)	1.28·10⁹
Number of observations	44
Arc length (days)	5089

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	225.480928
a – orbit major semiaxis (astronomical units)	1.75929000
e – orbit eccentricity	0.32274700
ω – orbit ascending node-perihelion angle (degrees)	162.768792
Ω – longitude of orbit ascending node (degrees)	257.410448
i – orbit inclination to the ecliptic plane (degrees)	19.061595

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	289.441659	1.75759075	0.32412526	160.720098	258.549359	18.994237	1.18791120	2.330114
01/21/1858	93.077200	1.75741550	0.32352292	160.952500	258.381057	18.998087	1.18885130	2.329766
01/29/1887	257.610584	1.75705688	0.32331466	161.239641	258.211591	19.009026	1.18897464	2.329053
02/07/1916	62.405242	1.75731931	0.32272901	161.556284	258.052651	19.016629	1.19018139	2.329575
02/14/1945	226.985483	1.75721406	0.32281414	161.843005	257.892343	19.030627	1.18996051	2.329365
02/22/1974	30.480732	1.75799742	0.32264903	162.188787	257.710995	19.041136	1.19078127	2.330923
03/02/2003	191.951671	1.75845337	0.32278737	162.482002	257.548170	19.051735	1.19084683	2.331830
03/09/2032	350.545456	1.75912468	0.32266734	162.921368	257.370759	19.064404	1.19151259	2.333165
03/17/2061	146.933725	1.75970480	0.32287633	163.232108	257.203889	19.078070	1.19153778	2.334320
03/25/2090	300.781300	1.76013533	0.32327022	163.628167	257.020777	19.097829	1.19113599	2.335176
04/03/2119	92.763182	1.76079588	0.32313018	163.862311	256.849493	19.102426	1.19182959	2.336491
04/10/2148	243.244965	1.76088426	0.32315068	164.163145	256.676253	19.113216	1.19185331	2.336667
04/18/2177	33.037225	1.76112002	0.32253692	164.440825	256.521099	19.115725	1.19309379	2.337136

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