Asteroid General Data

2021 HA₃

General information

Preliminary designation	2021 HA₃
Group	Apollo
Absolute magnitude	23.38
Approximate diameter (m)	56
Approximate mass (kg)	3.22·10⁸
Number of observations	44
Arc length (days)	10

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	349.170456
a – orbit major semiaxis (astronomical units)	1.92799400
e – orbit eccentricity	0.53868000
ω – orbit ascending node-perihelion angle (degrees)	53.228620
Ω – longitude of orbit ascending node (degrees)	218.652136
i – orbit inclination to the ecliptic plane (degrees)	10.670690

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	90.925723	1.93398427	0.53731061	48.451410	222.143848	10.994691	0.89483400	2.689552
01/21/1858	31.114005	1.92732203	0.53648094	49.083493	221.728168	10.967971	0.89335049	2.675667
01/29/1887	333.417919	1.92873602	0.53705869	49.972069	221.104099	10.907078	0.89289157	2.678612
02/07/1916	275.117784	1.92850511	0.53683555	50.489055	220.700813	10.875230	0.89321500	2.678131
02/14/1945	211.094343	1.93162943	0.53890318	51.220469	220.112375	10.798721	0.89066818	2.684642
02/22/1974	141.608031	1.93175947	0.53856936	51.787870	219.671765	10.763635	0.89137300	2.684913
03/02/2003	71.266857	1.93205629	0.54000661	52.518030	219.110387	10.716563	0.88873312	2.685532
03/09/2032	5.490420	1.92813659	0.53911089	53.231790	218.619151	10.670087	0.88865715	2.677363
03/17/2061	305.662322	1.92843442	0.54024758	53.923941	218.081810	10.630619	0.88660240	2.677984
03/25/2090	245.465280	1.92823628	0.54013747	54.540044	217.592951	10.593978	0.88672361	2.677571
04/03/2119	192.635428	1.92598375	0.54025059	55.228860	217.069592	10.539175	0.88546990	2.672880
04/10/2148	139.302085	1.92708302	0.54044840	55.930563	216.488514	10.502420	0.88559409	2.675169
04/18/2177	83.138620	1.92715903	0.54072038	56.587813	215.998542	10.467308	0.88510487	2.675327

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