Asteroid General Data

1997 US₂ (251722)

General information

Preliminary designation	1997 US₂
Number	251722
Group	Apollo
Absolute magnitude	19.83
Approximate diameter (m)	290
Approximate mass (kg)	4.34·10¹⁰
Number of observations	273
Arc length (days)	10224

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	73.934171
a – orbit major semiaxis (astronomical units)	1.67486200
e – orbit eccentricity	0.66098100
ω – orbit ascending node-perihelion angle (degrees)	100.327057
Ω – longitude of orbit ascending node (degrees)	65.875657
i – orbit inclination to the ecliptic plane (degrees)	3.170786

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	328.220923	1.66384134	0.65976865	96.534335	69.250956	3.228706	0.56609098	2.146192
01/21/1858	130.732362	1.67012229	0.66070660	97.393631	68.403595	3.209437	0.56666148	2.158356
01/29/1887	276.750536	1.67420270	0.66120410	97.720973	68.220145	3.169709	0.56721301	2.166270
02/07/1916	58.654495	1.67420989	0.66193356	98.298957	67.682559	3.169401	0.56599418	2.166284
02/14/1945	197.368627	1.67465659	0.66152272	98.829943	67.229527	3.170417	0.56683321	2.167151
02/22/1974	338.689637	1.67397708	0.66162867	99.257410	66.797382	3.168052	0.56642585	2.165833
03/02/2003	121.880981	1.67440798	0.66079918	99.868314	66.268089	3.169737	0.56796056	2.166669
03/09/2032	263.439288	1.67462332	0.66084367	100.355457	65.850337	3.170890	0.56795910	2.167087
03/17/2061	45.690942	1.67421994	0.66107135	101.107541	65.219873	3.174030	0.56744111	2.166304
03/25/2090	187.672584	1.67422616	0.66105710	101.650029	64.770313	3.175747	0.56746707	2.166316
04/03/2119	330.083580	1.67481178	0.66101398	102.213519	64.247515	3.176858	0.56773777	2.167453
04/10/2148	111.407728	1.67327076	0.66108055	102.782549	63.788462	3.178441	0.56710400	2.164462
04/18/2177	255.938742	1.67484783	0.66051201	103.451219	63.230659	3.180783	0.56859073	2.167523

Detailed table...

3D animation...

Calculation on the date...

Return to search