Asteroid General Data

2015 DY₁₉₈

General information

Preliminary designation	2015 DY₁₉₈
Group	Apollo
Absolute magnitude	26.60
Approximate diameter (m)	13
Approximate mass (kg)	3.77·10⁶
Number of observations	21
Arc length (days)	2

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	283.915293
a – orbit major semiaxis (astronomical units)	1.57226800
e – orbit eccentricity	0.55030900
ω – orbit ascending node-perihelion angle (degrees)	262.135297
Ω – longitude of orbit ascending node (degrees)	337.335409
i – orbit inclination to the ecliptic plane (degrees)	5.946086

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	299.540771	1.57566387	0.54897269	256.859273	341.633433	6.106084	0.71066744	1.977862
01/21/1858	182.958113	1.57573142	0.54913207	257.583159	341.021294	6.087286	0.71044677	1.977989
01/29/1887	67.146030	1.57519295	0.54942604	258.300073	340.437014	6.074773	0.70974092	1.976975
02/07/1916	311.792103	1.57573390	0.54967294	259.000295	339.852233	6.076643	0.70959561	1.977994
02/14/1945	191.480054	1.57598181	0.55007472	259.787242	339.174993	6.057091	0.70907406	1.978461
02/22/1974	70.918861	1.57559404	0.55018239	260.495324	338.600573	6.046615	0.70872994	1.977730
03/02/2003	311.734755	1.57565064	0.55037321	261.387612	337.853018	6.050307	0.70845474	1.977837
03/09/2032	203.967826	1.57213268	0.55037920	262.209618	337.284363	5.945092	0.70686356	1.971217
03/17/2061	106.921454	1.57030608	0.55068362	263.047975	336.607771	5.929223	0.70556424	1.967782
03/25/2090	12.200000	1.57216877	0.55118725	263.622500	335.956271	5.884106	0.70560938	1.971285
04/03/2119	269.207957	1.57290918	0.55208011	264.416782	335.296456	5.875927	0.70453731	1.972677
04/10/2148	167.055372	1.57172020	0.55193709	264.947068	334.782631	5.875819	0.70422953	1.970441
04/18/2177	84.325816	1.56852629	0.55154689	265.644316	334.280507	5.851194	0.70341049	1.964438

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