Asteroid General Data

2021 PA₁₇

General information

Preliminary designation	2021 PA₁₇
Group	Apollo
Absolute magnitude	27.88
Approximate diameter (m)	7
Approximate mass (kg)	6.43·10⁵
Number of observations	30
Arc length (days)	1

Approaches

Date	Object	r, AU	r, km
08/14/2021 02:09:36 PM	Earth	0.000447	66 821

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	327.056260
a – orbit major semiaxis (astronomical units)	1.95637859
e – orbit eccentricity	0.62309749
ω – orbit ascending node-perihelion angle (degrees)	106.957277
Ω – longitude of orbit ascending node (degrees)	141.315654
i – orbit inclination to the ecliptic plane (degrees)	5.168437

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	162.367878	2.03396703	0.62598048	99.509069	149.385839	6.026541	0.76074337	2.900791
01/21/1858	161.553787	2.03365257	0.62709698	101.976398	147.412411	6.046816	0.75835519	2.900119
01/29/1887	175.287515	2.02612961	0.63142665	103.114905	146.386339	6.067726	0.74677739	2.884041
02/07/1916	199.045029	2.02643020	0.63115347	103.518634	145.950023	6.076132	0.74744175	2.884683
02/14/1945	209.740987	2.03331689	0.62609337	105.199927	144.580150	6.113323	0.76027066	2.899401
02/22/1974	212.828340	2.03196462	0.62719148	107.442213	142.839929	6.158182	0.75753372	2.896509
03/02/2003	229.612632	2.02395300	0.63176372	108.616322	141.784178	6.182986	0.74529291	2.879395
03/09/2032	327.412586	1.95625678	0.62349549	107.032757	141.266892	5.169752	0.73653950	2.736147
03/17/2061	189.588184	1.95397909	0.62351442	108.300540	140.224913	5.191901	0.73564495	2.731370
03/25/2090	50.821976	1.95314412	0.62443936	109.488344	139.259155	5.217597	0.73352405	2.729619
04/03/2119	271.343741	1.95439782	0.62502868	110.782793	138.247831	5.242352	0.73284313	2.732248
04/10/2148	132.799098	1.95455607	0.62390934	111.902555	137.348325	5.266691	0.73509028	2.732580
04/18/2177	357.406580	1.95505646	0.62278923	112.455091	136.837611	5.283171	0.73746836	2.733629

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