Asteroid General Data

2021 GD₄

General information

Preliminary designation	2021 GD₄
Group	Amor
Absolute magnitude	25.19
Approximate diameter (m)	24
Approximate mass (kg)	2.64·10⁷
Number of observations	14
Arc length (days)	5

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	251.859138
a – orbit major semiaxis (astronomical units)	1.30216900
e – orbit eccentricity	0.19090700
ω – orbit ascending node-perihelion angle (degrees)	346.636587
Ω – longitude of orbit ascending node (degrees)	192.979301
i – orbit inclination to the ecliptic plane (degrees)	25.507258

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	237.534701	1.30170850	0.19123930	345.123086	193.731470	25.479987	1.05277067	1.485153
01/21/1858	72.042089	1.30190149	0.19136055	345.306838	193.629531	25.484325	1.05276890	1.485483
01/29/1887	264.167333	1.30185680	0.19112746	345.545669	193.513067	25.489295	1.05303622	1.485407
02/07/1916	96.263120	1.30252594	0.19158063	345.794068	193.400008	25.492064	1.05298720	1.486552
02/14/1945	287.731934	1.30200125	0.19103574	345.974756	193.294698	25.497686	1.05327248	1.485654
02/22/1974	117.764339	1.30236443	0.19110470	346.227170	193.177052	25.498616	1.05347646	1.486276
03/02/2003	308.791919	1.30217097	0.19094980	346.371459	193.078365	25.504367	1.05352169	1.485945
03/09/2032	138.557501	1.30200527	0.19075732	346.666407	192.960366	25.507808	1.05363824	1.485661
03/17/2061	331.070867	1.30203312	0.19060357	346.792424	192.862119	25.512108	1.05386097	1.485709
03/25/2090	162.145846	1.30181573	0.19044903	347.083962	192.747408	25.518192	1.05388618	1.485337
04/03/2119	355.120996	1.30213537	0.19049407	347.267653	192.645900	25.521926	1.05408630	1.485884
04/10/2148	187.986859	1.30166029	0.19011648	347.504288	192.531356	25.528840	1.05419322	1.485071
04/18/2177	21.301758	1.30221986	0.19051725	347.769186	192.417776	25.533157	1.05412451	1.486028

Detailed table...

3D animation...

Calculation on the date...

Return to search