Asteroid General Data

1999 VP₁₁ (171576)

General information

Preliminary designation	1999 VP₁₁
Number	171576
Group	Apollo
Absolute magnitude	18.68
Approximate diameter (m)	490
Approximate mass (kg)	2.13·10¹¹
Number of observations	577
Arc length (days)	9570

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	1.002957
a – orbit major semiaxis (astronomical units)	1.08573600
e – orbit eccentricity	0.58356500
ω – orbit ascending node-perihelion angle (degrees)	61.790379
Ω – longitude of orbit ascending node (degrees)	208.040660
i – orbit inclination to the ecliptic plane (degrees)	17.274248

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	150.953418	1.08453798	0.58284424	60.256080	209.551076	17.352997	0.45242127	1.129452
01/21/1858	40.544552	1.08461058	0.58296621	60.445574	209.346740	17.342888	0.45231926	1.129565
01/29/1887	283.875780	1.08705523	0.58281016	60.890268	209.115382	17.341519	0.45350839	1.133386
02/07/1916	132.166999	1.08828972	0.58281776	61.192261	208.903755	17.327125	0.45401514	1.135318
02/14/1945	334.243032	1.08870835	0.58293875	61.444703	208.671363	17.308960	0.45405807	1.135973
02/22/1974	177.474615	1.08705738	0.58318853	61.501723	208.463111	17.305789	0.45309799	1.133390
03/02/2003	59.825819	1.08433632	0.58350039	61.516645	208.224576	17.296829	0.45162565	1.129137
03/09/2032	303.311980	1.08579439	0.58363681	61.816065	208.014605	17.273163	0.45208482	1.131415
03/17/2061	178.337496	1.08543582	0.58379265	61.990763	207.796704	17.261114	0.45176637	1.130855
03/25/2090	61.244214	1.08330103	0.58414663	62.022749	207.571705	17.224624	0.45049439	1.127520
04/03/2119	324.181784	1.08365136	0.58427437	62.228135	207.353167	17.216497	0.45050164	1.128067
04/10/2148	225.767994	1.08388401	0.58432874	62.471727	207.113981	17.203677	0.45053943	1.128431
04/18/2177	122.625040	1.08337670	0.58450041	62.629427	206.906464	17.189327	0.45014258	1.127638

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