Asteroid General Data

2017 AF₂₁

General information

Preliminary designation	2017 AF₂₁
Group	Amor
Absolute magnitude	24.72
Approximate diameter (m)	30
Approximate mass (kg)	5.06·10⁷
Number of observations	16
Arc length (days)	29

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	11.993773
a – orbit major semiaxis (astronomical units)	1.80177000
e – orbit eccentricity	0.37004900
ω – orbit ascending node-perihelion angle (degrees)	242.663880
Ω – longitude of orbit ascending node (degrees)	204.428429
i – orbit inclination to the ecliptic plane (degrees)	2.479204

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	124.781907	1.80264699	0.37035975	239.020457	206.754534	2.472057	1.13501910	2.420286
01/21/1858	122.248527	1.80264608	0.37082372	239.568790	206.412211	2.472351	1.13418215	2.420284
01/29/1887	119.310127	1.80251893	0.37068395	240.090325	206.091614	2.473292	1.13435410	2.420028
02/07/1916	116.377399	1.80240657	0.37000920	240.689404	205.683516	2.474106	1.13549956	2.419802
02/14/1945	113.221159	1.80208283	0.37020888	241.094763	205.400945	2.476082	1.13493576	2.419150
02/22/1974	110.950872	1.80226342	0.37080042	241.682522	205.064815	2.476009	1.13398339	2.419513
03/02/2003	108.616798	1.80218927	0.37063312	242.160278	204.745820	2.477320	1.13423824	2.419364
03/09/2032	107.029973	1.80167060	0.37049532	242.663302	204.410924	2.479853	1.13416008	2.418320
03/17/2061	105.946272	1.80193047	0.37007445	243.192284	204.032821	2.485861	1.13508205	2.418843
03/25/2090	105.366584	1.80209139	0.37021899	243.593996	203.748489	2.491069	1.13492294	2.419167
04/03/2119	105.331982	1.80186828	0.37025506	244.222106	203.349988	2.496211	1.13471743	2.418718
04/10/2148	105.602407	1.80199034	0.36982948	244.777370	202.977403	2.502025	1.13556119	2.418963
04/18/2177	104.255166	1.80216950	0.36949259	245.299489	202.588539	2.505117	1.13628123	2.419324

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