Asteroid General Data

2018 PN₂₁

General information

Preliminary designation	2018 PN₂₁
Group	Amor
Absolute magnitude	23.74
Approximate diameter (m)	47
Approximate mass (kg)	1.96·10⁸
Number of observations	27
Arc length (days)	71

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	144.645485
a – orbit major semiaxis (astronomical units)	1.77470200
e – orbit eccentricity	0.41566200
ω – orbit ascending node-perihelion angle (degrees)	33.803923
Ω – longitude of orbit ascending node (degrees)	312.196283
i – orbit inclination to the ecliptic plane (degrees)	11.364526

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	278.543885	1.77417160	0.41283487	31.111989	313.857512	11.518087	1.04173169	2.363165
01/21/1858	22.465320	1.77317169	0.41283494	31.535624	313.629887	11.498375	1.04114447	2.361167
01/29/1887	127.119639	1.77301127	0.41355366	31.926055	313.400454	11.475858	1.03977597	2.360847
02/07/1916	229.485365	1.77407159	0.41387080	32.311142	313.146592	11.450520	1.03983516	2.362965
02/14/1945	328.889335	1.77426452	0.41490113	32.745036	312.893208	11.423939	1.03812017	2.363351
02/22/1974	65.414710	1.77576268	0.41537900	33.099154	312.623198	11.398074	1.03814815	2.366345
03/02/2003	160.628432	1.77577230	0.41567830	33.473842	312.398589	11.380678	1.03762230	2.366364
03/09/2032	258.634795	1.77422833	0.41577215	33.876808	312.136201	11.358553	1.03655361	2.363278
03/17/2061	1.161779	1.77335834	0.41545751	34.239021	311.898026	11.339153	1.03660330	2.361540
03/25/2090	105.603007	1.77331395	0.41586557	34.658397	311.628327	11.318097	1.03585374	2.361452
04/03/2119	208.825105	1.77389461	0.41620553	34.990577	311.387174	11.297524	1.03558987	2.362612
04/10/2148	308.919246	1.77476990	0.41655122	35.431441	311.080664	11.266851	1.03548733	2.364360
04/18/2177	45.895528	1.77502210	0.41704845	35.776124	310.823390	11.246495	1.03475188	2.364864

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