Asteroid General Data

2021 PL₄₀

General information

Preliminary designation	2021 PL₄₀
Group	Apollo
Absolute magnitude	20.83
Approximate diameter (m)	180
Approximate mass (kg)	1.09·10¹⁰
Number of observations	40
Arc length (days)	7637

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	288.341448
a – orbit major semiaxis (astronomical units)	1.31553000
e – orbit eccentricity	0.37372900
ω – orbit ascending node-perihelion angle (degrees)	345.882395
Ω – longitude of orbit ascending node (degrees)	183.612934
i – orbit inclination to the ecliptic plane (degrees)	9.518091

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	267.650588	1.31549928	0.37379534	344.164492	184.946625	9.471376	0.82377177	1.508817
01/21/1858	351.450665	1.31533240	0.37373375	344.431438	184.805597	9.482107	0.82374828	1.508530
01/29/1887	81.834067	1.31462782	0.37368447	344.641984	184.509797	9.489172	0.82337182	1.507318
02/07/1916	166.657156	1.31580230	0.37398160	344.928419	184.337788	9.494255	0.82371645	1.509338
02/14/1945	251.074065	1.31523212	0.37370724	345.139271	184.212898	9.503149	0.82372036	1.508357
02/22/1974	342.197006	1.31429146	0.37355599	345.381689	183.936753	9.515039	0.82333002	1.506739
03/02/2003	70.286726	1.31540755	0.37367461	345.710552	183.708166	9.511646	0.82387315	1.508659
03/09/2032	154.969808	1.31529169	0.37360558	345.901240	183.592350	9.519606	0.82389137	1.508460
03/17/2061	243.985841	1.31426355	0.37327080	346.195465	183.347646	9.534814	0.82368735	1.506691
03/25/2090	333.589877	1.31536577	0.37349432	346.459613	183.113838	9.531885	0.82408413	1.508587
04/03/2119	58.122491	1.31565053	0.37361382	346.701530	182.982801	9.541491	0.82410531	1.509077
04/10/2148	145.216531	1.31455453	0.37340408	346.996349	182.774973	9.553233	0.82369450	1.507192
04/18/2177	235.826024	1.31549192	0.37358297	347.248281	182.494872	9.552928	0.82404653	1.508804

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