Asteroid General Data

2015 KH₁₅₇

General information

Preliminary designation	2015 KH₁₅₇
Group	Apollo
Absolute magnitude	19.90
Approximate diameter (m)	280
Approximate mass (kg)	3.94·10¹⁰
Number of observations	119
Arc length (days)	1640

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	283.614119
a – orbit major semiaxis (astronomical units)	1.79199000
e – orbit eccentricity	0.53255400
ω – orbit ascending node-perihelion angle (degrees)	51.340721
Ω – longitude of orbit ascending node (degrees)	89.308324
i – orbit inclination to the ecliptic plane (degrees)	21.549410

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	159.828090	1.79142056	0.52915644	48.526361	91.612728	21.971209	0.84347883	2.397712
01/21/1858	195.587129	1.79155085	0.52954068	49.175458	91.165646	21.870158	0.84285180	2.397973
01/29/1887	229.955216	1.79265656	0.52924773	49.634829	90.807748	21.800659	0.84389715	2.400193
02/07/1916	261.935184	1.79356038	0.52854944	50.043601	90.421702	21.731530	0.84557505	2.402009
02/14/1945	291.555798	1.79381948	0.52893783	50.327230	90.141451	21.697805	0.84500050	2.402529
02/22/1974	320.638745	1.79299201	0.53042696	50.620576	89.873344	21.655617	0.84194070	2.400867
03/02/2003	351.733761	1.79263879	0.53157961	50.932776	89.595879	21.608291	0.83970856	2.400158
03/09/2032	25.362569	1.79195102	0.53238216	51.339826	89.285935	21.548636	0.83794826	2.398777
03/17/2061	60.340084	1.79193198	0.53291046	52.015245	88.815535	21.451726	0.83699268	2.398738
03/25/2090	94.568565	1.79249199	0.53259133	52.512208	88.435542	21.386063	0.83782629	2.399863
04/03/2119	126.744160	1.79305983	0.53176939	52.978499	88.011230	21.319692	0.83956549	2.401003
04/10/2148	157.646906	1.79315513	0.53191951	53.264434	87.737114	21.282202	0.83934093	2.401195
04/18/2177	189.112443	1.79221548	0.53307624	53.554398	87.453255	21.239257	0.83682800	2.399308

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