Asteroid General Data

1999 UM₃ (17181)

General information

Preliminary designation	1999 UM₃
Number	17181
Group	Apollo
Absolute magnitude	16.77
Approximate diameter (m)	1 200
Approximate mass (kg)	2.98·10¹²
Number of observations	575
Arc length (days)	25212

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	104.968789
a – orbit major semiaxis (astronomical units)	2.37085300
e – orbit eccentricity	0.67406200
ω – orbit ascending node-perihelion angle (degrees)	36.782381
Ω – longitude of orbit ascending node (degrees)	113.556342
i – orbit inclination to the ecliptic plane (degrees)	10.652853

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	58.881303	2.36298381	0.67505522	27.435040	120.796025	12.268122	0.76783925	3.632384
01/21/1858	48.440669	2.37496109	0.67010229	29.196519	119.449926	11.884982	0.78349423	3.660036
01/29/1887	33.817671	2.36472363	0.67525621	29.501710	119.219310	11.880334	0.76792930	3.636396
02/07/1916	12.295227	2.36793305	0.67396158	31.731574	117.582710	11.473307	0.77203714	3.643802
02/14/1945	359.113030	2.37345812	0.67227214	32.003474	117.268596	11.411313	0.77784835	3.656562
02/22/1974	332.706994	2.36887231	0.67483401	34.191634	115.619318	11.056737	0.77027671	3.645970
03/02/2003	308.728276	2.38071017	0.66842075	36.346704	113.894100	10.682052	0.78939409	3.673334
03/09/2032	285.092299	2.37036407	0.67382161	36.809395	113.516431	10.648162	0.77316153	3.649415
03/17/2061	249.269026	2.37471831	0.67219725	39.345419	111.532674	10.285535	0.77843920	3.659475
03/25/2090	225.869642	2.37692598	0.67233772	39.545625	111.296206	10.254765	0.77882898	3.664579
04/03/2119	191.327137	2.36878229	0.67444089	42.151646	109.233985	9.938519	0.77117865	3.645762
04/10/2148	168.514556	2.38106144	0.66898422	43.063311	108.422925	9.806712	0.78816891	3.674147
04/18/2177	146.356789	2.36866051	0.67652188	45.336956	106.563701	9.574797	0.76620985	3.645481

Detailed table...

3D animation...

Calculation on the date...

Return to search