Asteroid General Data

2009 UM₁

General information

Preliminary designation	2009 UM₁
Group	Aten
Absolute magnitude	23.47
Approximate diameter (m)	54
Approximate mass (kg)	2.84·10⁸
Number of observations	25
Arc length (days)	7

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	235.072799
a – orbit major semiaxis (astronomical units)	0.96347500
e – orbit eccentricity	0.60192500
ω – orbit ascending node-perihelion angle (degrees)	334.262835
Ω – longitude of orbit ascending node (degrees)	193.580415
i – orbit inclination to the ecliptic plane (degrees)	8.912411

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	111.517665	0.96582874	0.60744984	332.551588	195.386814	9.030429	0.37913623	0.949185
01/21/1858	319.547637	0.96570953	0.60748184	332.842980	195.116518	9.036143	0.37905853	0.949009
01/29/1887	167.465250	0.96588172	0.60754766	333.056417	194.890912	9.046577	0.37906254	0.949263
02/07/1916	16.188473	0.96568560	0.60760987	333.330082	194.618489	9.058197	0.37892550	0.948974
02/14/1945	224.905433	0.96586080	0.60759516	333.582211	194.370996	9.054746	0.37900845	0.949232
02/22/1974	73.492121	0.96579582	0.60763369	333.812762	194.126170	9.061318	0.37894574	0.949136
03/02/2003	282.202635	0.96569315	0.60757121	334.088544	193.869600	9.075772	0.37896579	0.948985
03/09/2032	130.828055	0.96585468	0.60751752	334.329611	193.617884	9.076094	0.37908104	0.949223
03/17/2061	338.062552	0.96560657	0.60752832	334.584154	193.365207	9.085190	0.37897323	0.948857
03/25/2090	187.020245	0.96570593	0.60754527	334.829179	193.124876	9.090464	0.37899586	0.949004
04/03/2119	35.625737	0.96569959	0.60752821	335.100190	192.860200	9.105667	0.37900984	0.948994
04/10/2148	242.524325	0.96577463	0.60759417	335.328226	192.626378	9.103494	0.37897560	0.949105
04/18/2177	91.149013	0.96564059	0.60767438	335.574023	192.382900	9.116841	0.37884554	0.948908

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