Asteroid General Data

2021 TO₁

General information

Preliminary designation	2021 TO₁
Group	Apollo
Absolute magnitude	21.14
Approximate diameter (m)	160
Approximate mass (kg)	7.11·10⁹
Number of observations	33
Arc length (days)	5132

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	222.655040
a – orbit major semiaxis (astronomical units)	1.25046100
e – orbit eccentricity	0.21050700
ω – orbit ascending node-perihelion angle (degrees)	328.429875
Ω – longitude of orbit ascending node (degrees)	17.875917
i – orbit inclination to the ecliptic plane (degrees)	40.283755

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	187.639321	1.25063240	0.21241033	327.637102	18.416782	40.256500	0.98498516	1.398605
01/21/1858	88.528630	1.25245076	0.21318782	327.931236	18.332094	40.245153	0.98544352	1.401657
01/29/1887	340.417827	1.25282636	0.21313505	328.080517	18.253059	40.246517	0.98580515	1.402287
02/07/1916	230.339011	1.25294490	0.21290376	328.169114	18.177592	40.247465	0.98618822	1.402486
02/14/1945	120.639368	1.25267288	0.21250702	328.251692	18.098766	40.250712	0.98647110	1.402029
02/22/1974	14.763820	1.25178562	0.21179115	328.304895	18.018489	40.258620	0.98666851	1.400540
03/02/2003	280.272756	1.25046118	0.21070219	328.332738	17.935052	40.269924	0.98698628	1.398318
03/09/2032	193.433163	1.25010273	0.21021318	328.424476	17.859061	40.274427	0.98731466	1.397717
03/17/2061	108.451211	1.25009345	0.20988831	328.528512	17.784214	40.275679	0.98771345	1.397701
03/25/2090	22.950756	1.25029101	0.20973285	328.655611	17.709052	40.277870	0.98806392	1.398033
04/03/2119	293.183166	1.25120878	0.21000635	328.850161	17.629627	40.273487	0.98844698	1.399572
04/10/2148	191.122108	1.25255261	0.21050652	329.081843	17.546787	40.268549	0.98888213	1.401828
04/18/2177	82.233106	1.25276970	0.21047803	329.209692	17.469396	40.267659	0.98908920	1.402192

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