Asteroid General Data

2020 HL₂₁₂

General information

Preliminary designation	2020 HL₂₁₂
Group	Apollo
Absolute magnitude	21.00
Approximate diameter (m)	170
Approximate mass (kg)	8.63·10⁹
Number of observations	16
Arc length (days)	7

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	308.826038
a – orbit major semiaxis (astronomical units)	2.23299600
e – orbit eccentricity	0.78035800
ω – orbit ascending node-perihelion angle (degrees)	190.369880
Ω – longitude of orbit ascending node (degrees)	158.109574
i – orbit inclination to the ecliptic plane (degrees)	12.577394

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	301.054340	2.24138839	0.77478010	187.321055	159.733868	12.637302	0.50480527	3.355647
01/21/1858	177.257362	2.23967852	0.77601410	187.770569	159.522707	12.651836	0.50165640	3.351808
01/29/1887	60.557071	2.23269848	0.77956428	188.205407	159.290307	12.719244	0.49216649	3.336151
02/07/1916	306.024075	2.23549391	0.77858287	188.515090	159.087279	12.680283	0.49497665	3.342419
02/14/1945	182.712060	2.24382801	0.77634483	189.097292	158.822704	12.623873	0.50184374	3.361127
02/22/1974	55.404187	2.23944124	0.77708208	189.762026	158.458558	12.554903	0.49921158	3.351275
03/02/2003	293.907520	2.23515694	0.77923481	190.099182	158.272447	12.573537	0.49344484	3.341663
03/09/2032	177.953869	2.23736132	0.77799963	190.551557	157.980094	12.507296	0.49669503	3.346608
03/17/2061	59.979725	2.24016510	0.77700976	190.999882	157.720468	12.444957	0.49953494	3.352900
03/25/2090	296.159506	2.24069873	0.77641079	191.464261	157.459610	12.376358	0.50099606	3.354099
04/03/2119	170.004965	2.24063361	0.77654445	192.020178	157.158619	12.316459	0.50068201	3.353952
04/10/2148	48.817662	2.23344045	0.78079005	192.609025	156.858452	12.326782	0.48959238	3.337814
04/18/2177	295.972107	2.23322043	0.78118939	192.899604	156.652321	12.301963	0.48865233	3.337321

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