Asteroid General Data

1998 HG₄₉ (251732)

General information

Preliminary designation	1998 HG₄₉
Number	251732
Group	Amor
Absolute magnitude	21.76
Approximate diameter (m)	120
Approximate mass (kg)	3.02·10⁹
Number of observations	156
Arc length (days)	9145

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	53.191566
a – orbit major semiaxis (astronomical units)	1.20058200
e – orbit eccentricity	0.11246200
ω – orbit ascending node-perihelion angle (degrees)	324.249909
Ω – longitude of orbit ascending node (degrees)	44.798705
i – orbit inclination to the ecliptic plane (degrees)	4.194764

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	331.834421	1.20078696	0.11268582	322.305123	46.295047	4.208288	1.06547530	1.315829
01/21/1858	350.872664	1.20131671	0.11312062	322.656568	46.036579	4.205909	1.06542302	1.316700
01/29/1887	10.333782	1.20069270	0.11265112	323.046280	45.799799	4.204261	1.06543332	1.315674
02/07/1916	31.231705	1.20055572	0.11248242	323.272749	45.591614	4.202109	1.06551430	1.315449
02/14/1945	51.823186	1.20061712	0.11254147	323.511019	45.382131	4.200243	1.06549791	1.315550
02/22/1974	71.473816	1.20073603	0.11254153	323.771267	45.177166	4.198284	1.06560336	1.315746
03/02/2003	91.097539	1.20082415	0.11263242	323.997534	44.975044	4.196044	1.06557242	1.315890
03/09/2032	111.356471	1.20121885	0.11301502	324.401024	44.719957	4.193843	1.06546308	1.316539
03/17/2061	131.485699	1.20072608	0.11268411	324.755667	44.478165	4.192049	1.06542333	1.315729
03/25/2090	151.406561	1.20069061	0.11266281	325.026198	44.262851	4.190335	1.06541743	1.315671
04/03/2119	170.896226	1.20065950	0.11255757	325.244179	44.057246	4.188361	1.06551618	1.315620
04/10/2148	190.993745	1.20059739	0.11247160	325.500073	43.855863	4.186475	1.06556427	1.315518
04/18/2177	211.935361	1.20057550	0.11240740	325.740003	43.656075	4.184245	1.06562193	1.315482

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