Asteroid General Data

2020 HW₇

General information

Preliminary designation	2020 HW₇
Group	Apollo
Absolute magnitude	27.18
Approximate diameter (m)	10
Approximate mass (kg)	1.69·10⁶
Number of observations	23
Arc length (days)	4

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	171.194844
a – orbit major semiaxis (astronomical units)	1.29000500
e – orbit eccentricity	0.34695000
ω – orbit ascending node-perihelion angle (degrees)	155.022120
Ω – longitude of orbit ascending node (degrees)	344.799157
i – orbit inclination to the ecliptic plane (degrees)	0.245468

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	256.318148	1.28189824	0.34470358	146.867674	352.541797	0.302134	0.84002333	1.451379
01/21/1858	241.804224	1.28524227	0.34554883	148.167557	351.150244	0.296223	0.84112831	1.457062
01/29/1887	212.347580	1.28520475	0.34554251	148.308481	351.067700	0.291687	0.84111188	1.456998
02/07/1916	197.421692	1.28189390	0.34478002	148.717025	350.571411	0.283461	0.83992249	1.451372
02/14/1945	193.282601	1.28274658	0.34491619	149.094487	350.147889	0.278540	0.84030652	1.452820
02/22/1974	155.709869	1.28589083	0.34575892	151.051545	348.292300	0.269968	0.84128261	1.458165
03/02/2003	119.046970	1.28623836	0.34587134	151.557022	347.865836	0.261701	0.84136538	1.458756
03/09/2032	77.365623	1.28972083	0.34674350	155.089131	344.723656	0.244812	0.84251852	1.464685
03/17/2061	14.024457	1.28908285	0.34656729	155.512739	344.412290	0.239524	0.84232890	1.463598
03/25/2090	20.033347	1.28073332	0.34417865	164.611931	335.444745	0.226356	0.83993225	1.449401
04/03/2119	46.247473	1.27618257	0.34274235	168.028553	332.439065	0.219585	0.83878075	1.441683
04/10/2148	129.383180	1.27006629	0.34130321	186.917937	313.039670	0.182847	0.83658859	1.431331
04/18/2177	248.338578	1.26593806	0.34000853	192.359589	308.114535	0.182933	0.83550832	1.424358

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