Asteroid General Data

2021 DG₁

General information

Preliminary designation	2021 DG₁
Group	Apollo
Absolute magnitude	22.07
Approximate diameter (m)	100
Approximate mass (kg)	1.97·10⁹
Number of observations	93
Arc length (days)	42

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	264.400066
a – orbit major semiaxis (astronomical units)	1.65015900
e – orbit eccentricity	0.53437900
ω – orbit ascending node-perihelion angle (degrees)	251.303729
Ω – longitude of orbit ascending node (degrees)	160.563889
i – orbit inclination to the ecliptic plane (degrees)	32.430429

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	155.446433	1.65023123	0.53108949	249.984965	162.392290	32.647919	0.77381077	2.119912
01/21/1858	43.933362	1.64792768	0.53124232	250.251531	162.116843	32.634929	0.77247876	2.115475
01/29/1887	301.936549	1.64799525	0.53185555	250.432549	161.865368	32.605576	0.77149983	2.115605
02/07/1916	199.449059	1.64912466	0.53244924	250.615888	161.578815	32.570321	0.77104949	2.117780
02/14/1945	93.246799	1.64910742	0.53278382	250.818611	161.330589	32.542864	0.77048967	2.117747
02/22/1974	342.087106	1.65029316	0.53356067	250.982661	161.036342	32.505949	0.76976164	2.120031
03/02/2003	230.113420	1.65173195	0.53437010	251.135946	160.782138	32.470261	0.76909579	2.122804
03/09/2032	112.517276	1.65109563	0.53494288	251.388313	160.490354	32.439767	0.76785379	2.121578
03/17/2061	356.918014	1.65104914	0.53542193	251.588241	160.233122	32.413969	0.76704122	2.121488
03/25/2090	240.442571	1.65270592	0.53620418	251.748327	159.946203	32.369989	0.76651810	2.124682
04/03/2119	111.117370	1.65609819	0.53747771	251.823976	159.690299	32.334204	0.76598234	2.131227
04/10/2148	333.451534	1.65570518	0.53805749	252.012127	159.428126	32.307909	0.76484061	2.130469
04/18/2177	194.924826	1.65631484	0.53845778	252.227249	159.131445	32.275335	0.76445923	2.131645

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