Asteroid General Data

2015 PP₂₉₁

General information

Preliminary designation	2015 PP₂₉₁
Group	Apollo
Absolute magnitude	18.25
Approximate diameter (m)	590
Approximate mass (kg)	3.85·10¹¹
Number of observations	110
Arc length (days)	1448

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	338.353320
a – orbit major semiaxis (astronomical units)	2.37809700
e – orbit eccentricity	0.78257200
ω – orbit ascending node-perihelion angle (degrees)	310.799653
Ω – longitude of orbit ascending node (degrees)	97.561774
i – orbit inclination to the ecliptic plane (degrees)	16.509831

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	44.233587	2.37607702	0.78949581	295.760184	112.167126	14.176696	0.50017417	3.662616
01/21/1858	6.862419	2.38475281	0.78458080	298.594214	109.382453	14.483665	0.51372154	3.682694
01/29/1887	333.306824	2.37614500	0.78799403	300.172980	107.851855	14.702197	0.50375692	3.662773
02/07/1916	293.007206	2.38011618	0.78537100	303.567241	104.587282	15.180481	0.51084195	3.671959
02/14/1945	263.338275	2.37691397	0.78595039	304.191822	103.908484	15.278382	0.50877750	3.664551
02/22/1974	224.258622	2.37615170	0.78509678	307.538848	100.686822	15.867524	0.51064265	3.662789
03/02/2003	193.726092	2.38059201	0.78281355	308.119394	100.111104	15.957628	0.51703234	3.673060
03/09/2032	156.547647	2.37580114	0.78361840	310.970978	97.381129	16.555465	0.51407965	3.661978
03/17/2061	122.543969	2.38426847	0.77843941	312.202577	96.170738	16.784439	0.52825993	3.681572
03/25/2090	90.536423	2.37521622	0.78202290	314.002636	94.462984	17.243611	0.51774274	3.660626
04/03/2119	54.808403	2.37886930	0.77804915	316.161063	92.421957	17.779564	0.52799207	3.669074
04/10/2148	28.297584	2.37488746	0.77963636	316.770438	91.791944	17.954823	0.52333884	3.659866
04/18/2177	353.095907	2.37466598	0.77745454	319.080396	89.654730	18.611757	0.52847114	3.659354

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