Asteroid General Data

2017 SE₂₀

General information

Preliminary designation	2017 SE₂₀
Group	Aten
Absolute magnitude	27.90
Approximate diameter (m)	7
Approximate mass (kg)	6.25·10⁵
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)	42.281686
a – orbit major semiaxis (astronomical units)	0.75451700
e – orbit eccentricity	0.37064900
ω – orbit ascending node-perihelion angle (degrees)	192.449095
Ω – longitude of orbit ascending node (degrees)	4.507296
i – orbit inclination to the ecliptic plane (degrees)	7.312378

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	178.008077	0.75406733	0.37220075	189.542178	8.276993	7.059649	0.47340290	0.654811
01/21/1858	284.758168	0.75451690	0.37167440	190.047192	7.794261	7.073194	0.47408228	0.655396
01/29/1887	19.104321	0.75420954	0.37187465	190.477591	7.117316	7.093032	0.47373813	0.654996
02/07/1916	135.022124	0.75393448	0.37232733	190.708762	6.705107	7.098907	0.47322407	0.654638
02/14/1945	248.105016	0.75429129	0.37147630	191.326981	6.026988	7.156649	0.47408995	0.655102
02/22/1974	344.154902	0.75508381	0.37053859	191.804970	5.506938	7.234012	0.47529612	0.656135
03/02/2003	76.454987	0.75498012	0.37002615	192.351951	4.833535	7.297119	0.47561773	0.656000
03/09/2032	170.080984	0.75453320	0.37062979	192.462186	4.498632	7.311637	0.47488072	0.655418
03/17/2061	249.637620	0.75596962	0.36839702	193.255943	3.727326	7.394825	0.47747267	0.657290
03/25/2090	300.444164	0.75633018	0.36811484	193.823166	3.208763	7.395419	0.47791382	0.657760
04/03/2119	331.283284	0.75690126	0.36731772	194.481695	2.622811	7.417194	0.47887801	0.658506
04/10/2148	354.600102	0.75695351	0.36736174	194.776774	2.223255	7.391942	0.47887775	0.658574
04/18/2177	17.971057	0.75671219	0.36797614	195.152460	1.708308	7.364287	0.47826016	0.658259

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