Asteroid General Data

2015 XB₁₂₈

General information

Preliminary designation	2015 XB₁₂₈
Group	Aten
Absolute magnitude	25.29
Approximate diameter (m)	23
Approximate mass (kg)	2.30·10⁷
Number of observations	29
Arc length (days)	7

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	348.056980
a – orbit major semiaxis (astronomical units)	0.82021400
e – orbit eccentricity	0.23673800
ω – orbit ascending node-perihelion angle (degrees)	15.851472
Ω – longitude of orbit ascending node (degrees)	245.004631
i – orbit inclination to the ecliptic plane (degrees)	15.597061

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	185.810708	0.81926215	0.23972246	15.738893	246.466119	15.470153	0.62286662	0.741541
01/21/1858	231.570766	0.81907444	0.23964418	15.563773	246.232152	15.493170	0.62278802	0.741286
01/29/1887	284.628882	0.81949195	0.23868354	15.680416	246.015050	15.519101	0.62389271	0.741853
02/07/1916	319.245554	0.82001731	0.23756574	15.745877	245.821448	15.549249	0.62520930	0.742566
02/14/1945	356.228301	0.81941941	0.23808798	15.716061	245.627181	15.546949	0.62432550	0.741754
02/22/1974	47.351548	0.81931422	0.23825578	15.785160	245.394695	15.547601	0.62410787	0.741611
03/02/2003	91.730851	0.81950012	0.23765825	15.711939	245.186419	15.578541	0.62473915	0.741864
03/09/2032	121.703916	0.82024681	0.23680345	15.858242	244.987599	15.597090	0.62600954	0.742878
03/17/2061	137.411084	0.82052780	0.23617516	16.021532	244.788652	15.609652	0.62673952	0.743260
03/25/2090	138.466097	0.82116200	0.23512607	16.100784	244.562458	15.637013	0.62808540	0.744122
04/03/2119	132.306945	0.82120323	0.23502670	16.248837	244.347226	15.639321	0.62819855	0.744178
04/10/2148	132.073911	0.82071897	0.23548280	16.118349	244.137358	15.646567	0.62745377	0.743519
04/18/2177	135.922245	0.82131094	0.23441523	16.119113	243.916394	15.679194	0.62878315	0.744324

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