Asteroid General Data

1998 WP₇ (508772)

General information

Preliminary designation	1998 WP₇
Number	508772
Group	Apollo
Absolute magnitude	19.85
Approximate diameter (m)	280
Approximate mass (kg)	4.23·10¹⁰
Number of observations	196
Arc length (days)	9555

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	247.114067
a – orbit major semiaxis (astronomical units)	1.22512200
e – orbit eccentricity	0.43286700
ω – orbit ascending node-perihelion angle (degrees)	65.511729
Ω – longitude of orbit ascending node (degrees)	230.701111
i – orbit inclination to the ecliptic plane (degrees)	21.965897

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	346.770171	1.22555448	0.43196055	64.245343	231.921088	22.012634	0.69616330	1.356749
01/21/1858	128.072893	1.22514576	0.43191678	64.428845	231.749455	22.008876	0.69598475	1.356070
01/29/1887	270.288267	1.22551758	0.43219036	64.631214	231.557583	22.000076	0.69586070	1.356688
02/07/1916	52.645317	1.22518521	0.43224646	64.806282	231.387110	21.992448	0.69560324	1.356136
02/14/1945	195.065472	1.22550862	0.43255601	64.971563	231.203352	21.982279	0.69540750	1.356673
02/22/1974	336.981261	1.22517368	0.43261757	65.142908	231.033319	21.978096	0.69514202	1.356117
03/02/2003	118.300351	1.22559736	0.43294654	65.326265	230.854075	21.971308	0.69497923	1.356820
03/09/2032	260.584682	1.22528330	0.43296251	65.514341	230.673011	21.965440	0.69478156	1.356299
03/17/2061	42.315618	1.22540624	0.43317853	65.650568	230.503910	21.960394	0.69458656	1.356503
03/25/2090	185.247714	1.22537577	0.43322258	65.828722	230.311506	21.951041	0.69451532	1.356452
04/03/2119	326.276638	1.22560733	0.43335122	65.992519	230.143086	21.947147	0.69448890	1.356837
04/10/2148	108.565376	1.22546095	0.43345887	66.218295	229.944369	21.939678	0.69427404	1.356594
04/18/2177	249.564163	1.22538698	0.43349986	66.386956	229.775413	21.936634	0.69418190	1.356471

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