Asteroid General Data

2018 PZ₂₁

General information

Preliminary designation	2018 PZ₂₁
Group	Aten
Absolute magnitude	26.64
Approximate diameter (m)	12
Approximate mass (kg)	3.56·10⁶
Number of observations	19
Arc length (days)	25

Approaches

Date	Object	r, AU	r, km
07/30/2119 04:35:02 AM	Moon	0.000365	54 637

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	218.619060
a – orbit major semiaxis (astronomical units)	0.85597526
e – orbit eccentricity	0.25697202
ω – orbit ascending node-perihelion angle (degrees)	215.216423
Ω – longitude of orbit ascending node (degrees)	308.539057
i – orbit inclination to the ecliptic plane (degrees)	3.146802

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	269.333559	0.86477475	0.25891718	207.124460	317.592513	3.081308	0.64086971	0.804183
01/21/1858	301.451850	0.86553531	0.25893184	207.900649	316.426939	3.063160	0.64142066	0.805245
01/29/1887	314.126573	0.86713723	0.25812732	209.261763	315.191652	3.076817	0.64330542	0.807481
02/07/1916	263.132540	0.86886547	0.25715919	210.204254	314.298524	3.089004	0.64542873	0.809896
02/14/1945	208.585157	0.86664372	0.25758198	211.270133	313.017812	3.083923	0.64341192	0.806792
02/22/1974	240.882032	0.86444748	0.25836201	211.276222	312.121005	3.144714	0.64110709	0.803727
03/02/2003	346.232981	0.85802636	0.25630400	214.656590	309.528731	3.167848	0.63811077	0.794788
03/09/2032	184.676859	0.85675455	0.25742723	215.069781	308.459638	3.141416	0.63620260	0.793022
03/17/2061	42.594518	0.85665394	0.25747691	216.130663	307.221510	3.119164	0.63608533	0.792882
03/25/2090	185.171980	0.85967317	0.26124916	216.230820	305.157292	3.097211	0.63508428	0.797078
04/03/2119	336.838383	0.86172417	0.25967401	217.060725	304.687823	3.093041	0.63795680	0.799932
04/10/2148	43.447463	0.84790946	0.27102611	214.926744	303.103759	2.925877	0.61810386	0.780773
04/18/2177	106.915313	0.86452271	0.26057071	221.083496	301.029558	2.279561	0.63925342	0.803832

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