Asteroid General Data

1987 UA (4487 Pocahontas)

General information

Preliminary designation	1987 UA
Name	Pocahontas
Number	4487
Group	Amor
Absolute magnitude	17.48
Approximate diameter (m)	850
Approximate mass (kg)	1.12·10¹²
Number of observations	807
Arc length (days)	13752

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	38.970371
a – orbit major semiaxis (astronomical units)	1.73046100
e – orbit eccentricity	0.29642500
ω – orbit ascending node-perihelion angle (degrees)	173.976277
Ω – longitude of orbit ascending node (degrees)	198.093519
i – orbit inclination to the ecliptic plane (degrees)	16.405102

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	97.846238	1.73035874	0.29712586	171.953188	199.170189	16.352912	1.21622441	2.276171
01/21/1858	7.399260	1.73032783	0.29696312	172.256780	199.009512	16.360331	1.21648428	2.276110
01/29/1887	277.022856	1.73037750	0.29695809	172.588946	198.847534	16.371315	1.21652791	2.276208
02/07/1916	186.590423	1.73056647	0.29680150	172.836959	198.687951	16.377409	1.21693175	2.276581
02/14/1945	96.339695	1.73038736	0.29667480	173.106476	198.531492	16.383898	1.21702503	2.276227
02/22/1974	5.820080	1.73029673	0.29661606	173.429843	198.368749	16.393116	1.21706293	2.276048
03/02/2003	275.377959	1.73041740	0.29664099	173.726251	198.215919	16.399646	1.21710467	2.276287
03/09/2032	184.877003	1.73013741	0.29649151	174.092016	198.056373	16.408794	1.21716636	2.275734
03/17/2061	94.544608	1.73038763	0.29645738	174.395571	197.899742	16.415539	1.21740145	2.276228
03/25/2090	4.060517	1.73039971	0.29630721	174.732608	197.743350	16.423789	1.21766981	2.276252
04/03/2119	273.836588	1.73040073	0.29621277	175.005087	197.592569	16.431359	1.21783394	2.276254
04/10/2148	183.423810	1.73061557	0.29627199	175.298691	197.429685	16.442150	1.21788265	2.276678
04/18/2177	93.009270	1.73024242	0.29625954	175.606438	197.272845	16.447599	1.21764159	2.275941

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