Asteroid General Data

2017 DG₁₂₃

General information

Preliminary designation	2017 DG₁₂₃
Group	Apollo
Absolute magnitude	31.47
Approximate diameter (m)	1
Approximate mass (kg)	4.51·10³
Number of observations	36
Arc length (days)	0

Approaches

Date	Object	r, AU	r, km
02/19/2017 04:35:02 PM	Moon	0.000815	121 856

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	149.556848
a – orbit major semiaxis (astronomical units)	1.97591326
e – orbit eccentricity	0.55128135
ω – orbit ascending node-perihelion angle (degrees)	45.931441
Ω – longitude of orbit ascending node (degrees)	150.439671
i – orbit inclination to the ecliptic plane (degrees)	5.000340

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	204.848616	2.03765075	0.56202633	39.130015	153.874864	5.218366	0.89243738	2.908675
01/21/1858	197.005787	2.03904513	0.56048128	39.384382	153.534538	5.211608	0.89619850	2.911661
01/29/1887	180.040436	2.04343251	0.55576884	40.231484	152.878787	5.182008	0.90775639	2.921064
02/07/1916	147.316459	2.05059488	0.55201936	41.462857	152.177428	5.134881	0.91862680	2.936435
02/14/1945	108.146719	2.04926324	0.55392065	43.034491	151.359518	5.086184	0.91413402	2.933575
02/22/1974	74.859848	2.04531045	0.55763139	43.831671	151.001743	5.073290	0.90478113	2.925092
03/02/2003	59.530829	2.03781590	0.56262387	44.222952	150.711542	5.077589	0.89129203	2.909029
03/09/2032	139.041971	1.97608808	0.55149424	46.000454	150.406146	5.000236	0.88628688	2.777858
03/17/2061	293.590592	1.97767619	0.55271406	46.742357	149.913789	4.976813	0.88458676	2.781207
03/25/2090	88.100209	1.97804681	0.55067525	47.556795	149.372374	4.955282	0.88878538	2.781989
04/03/2119	241.616354	1.98179764	0.55159820	47.954446	149.001927	4.939673	0.88864162	2.789906
04/10/2148	27.803852	1.98007422	0.55338810	48.795563	148.497689	4.923913	0.88432471	2.786268
04/18/2177	175.264388	1.98341966	0.55125368	49.369117	148.077148	4.906321	0.89005227	2.793332

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