Asteroid General Data

1999 HA₂ (357005)

General information

Preliminary designation	1999 HA₂
Number	357005
Group	Apollo
Absolute magnitude	17.99
Approximate diameter (m)	670
Approximate mass (kg)	5.52·10¹¹
Number of observations	262
Arc length (days)	5173

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	332.799113
a – orbit major semiaxis (astronomical units)	2.77924500
e – orbit eccentricity	0.70273300
ω – orbit ascending node-perihelion angle (degrees)	344.499752
Ω – longitude of orbit ascending node (degrees)	147.186534
i – orbit inclination to the ecliptic plane (degrees)	15.223247

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	79.813515	2.79639852	0.70379245	336.441088	152.699462	12.963704	0.82831434	4.676266
01/21/1858	166.920092	2.78344527	0.70733452	337.241164	152.168913	13.210523	0.81461835	4.643812
01/29/1887	234.957512	2.80649104	0.69939078	338.464537	151.227182	13.444734	0.84365707	4.701605
02/07/1916	258.781725	2.86398593	0.67897618	341.283392	148.948882	14.086893	0.91940771	4.846820
02/14/1945	255.038752	2.87144681	0.67703054	341.623625	148.653132	14.136345	0.92738963	4.865772
02/22/1974	259.014964	2.83095470	0.69136433	342.874192	147.899145	14.737957	0.87373359	4.763213
03/02/2003	312.940046	2.78697058	0.70047563	344.153783	147.388749	15.100608	0.83476560	4.652637
03/09/2032	38.083625	2.78198337	0.70196843	344.501552	147.178754	15.209618	0.82911886	4.640154
03/17/2061	113.552004	2.81918024	0.68868176	345.831562	146.222819	15.465419	0.87766224	4.733527
03/25/2090	149.931727	2.85016078	0.67650295	347.208973	145.169673	15.821673	0.92201861	4.811768
04/03/2119	153.726415	2.85908897	0.67359299	347.822308	144.770334	15.952735	0.93322668	4.834395
04/10/2148	155.948278	2.84287572	0.67792253	348.507955	144.496264	16.137292	0.91562623	4.793331
04/18/2177	192.330447	2.80658427	0.68749734	349.630354	144.036117	16.503753	0.87706506	4.701839

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