Asteroid General Data

2008 UM₁

General information

Preliminary designation	2008 UM₁
Group	Apollo
Absolute magnitude	32.13
Approximate diameter (m)	1
Approximate mass (kg)	1.81·10³
Number of observations	9
Arc length (days)	0

Approaches

Date	Object	r, AU	r, km
10/22/2008 03:50:24 AM	Earth	0.000478	71 546

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	59.260803
a – orbit major semiaxis (astronomical units)	1.84943122
e – orbit eccentricity	0.57559750
ω – orbit ascending node-perihelion angle (degrees)	115.576287
Ω – longitude of orbit ascending node (degrees)	208.501270
i – orbit inclination to the ecliptic plane (degrees)	4.439007

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	312.005969	1.70080912	0.54954360	105.803300	212.822251	4.509849	0.76614035	2.218115
01/21/1858	339.838289	1.70085053	0.54962212	106.564507	212.184617	4.512720	0.76602546	2.218196
01/29/1887	9.707282	1.70034826	0.54957200	107.361244	211.519769	4.526574	0.76588447	2.217213
02/07/1916	49.189167	1.69726842	0.54918293	108.065643	210.908118	4.535901	0.76515757	2.211192
02/14/1945	94.174104	1.69764424	0.54957974	108.849246	210.245225	4.544850	0.76465335	2.211926
02/22/1974	135.968850	1.69747171	0.54921605	109.393698	209.732983	4.559677	0.76519300	2.211589
03/02/2003	181.202594	1.69705937	0.54903988	110.195072	209.056698	4.572163	0.76530610	2.210783
03/09/2032	122.519141	1.85002823	0.57503201	115.888910	208.268056	4.447599	0.78620279	2.516333
03/17/2061	316.319242	1.84876957	0.57523365	116.545605	207.681643	4.464809	0.78529511	2.513766
03/25/2090	151.656677	1.84893281	0.57495927	117.598740	206.773887	4.486480	0.78587175	2.514099
04/03/2119	348.090893	1.84901921	0.57478825	118.473070	206.081824	4.510639	0.78622470	2.514275
04/10/2148	182.571770	1.84886247	0.57544238	119.422141	205.290424	4.540209	0.78494866	2.513955
04/18/2177	18.692025	1.84851165	0.57503193	120.128011	204.634421	4.554554	0.78555843	2.513240

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