Asteroid General Data

2001 PH₉

General information

Preliminary designation	2001 PH₉
Group	Amor
Absolute magnitude	21.24
Approximate diameter (m)	150
Approximate mass (kg)	6.19·10⁹
Number of observations	73
Arc length (days)	6660

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	205.944104
a – orbit major semiaxis (astronomical units)	2.71831300
e – orbit eccentricity	0.54157400
ω – orbit ascending node-perihelion angle (degrees)	65.569495
Ω – longitude of orbit ascending node (degrees)	287.313607
i – orbit inclination to the ecliptic plane (degrees)	5.448856

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	147.788128	2.70300639	0.54665044	46.350892	303.404986	6.357520	1.22540676	4.443971
01/21/1858	331.506216	2.71003586	0.54387289	50.064551	300.565860	6.121490	1.23612082	4.461318
01/29/1887	153.707082	2.71063754	0.54444496	53.790737	297.619309	5.912260	1.23484460	4.462804
02/07/1916	331.243274	2.71444506	0.54257841	57.694706	294.423555	5.734259	1.24164579	4.472210
02/14/1945	146.918757	2.72069069	0.54291069	58.620895	293.595365	5.670835	1.24359863	4.487654
02/22/1974	311.773061	2.71390117	0.54389557	61.453907	290.977093	5.585430	1.23782233	4.470866
03/02/2003	115.083249	2.72926111	0.53873108	63.137517	289.451772	5.517318	1.25892333	4.508875
03/09/2032	286.168646	2.71725981	0.54214574	65.519621	287.290652	5.449941	1.24410897	4.479168
03/17/2061	100.419335	2.71368696	0.54496427	69.625203	283.851066	5.331423	1.23482453	4.470337
03/25/2090	279.419154	2.71375673	0.54688618	74.432916	279.754162	5.215902	1.22964067	4.470509
04/03/2119	97.582358	2.70827344	0.54920326	79.696769	275.322561	5.136803	1.22088083	4.456967
04/10/2148	275.872424	2.71926598	0.54593293	84.644475	270.944468	5.081576	1.23472915	4.484129
04/18/2177	90.628551	2.71122694	0.54870917	85.315115	270.204317	5.087665	1.22355186	4.464259

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