Asteroid General Data

2021 AW₄

General information

Preliminary designation	2021 AW₄
Group	Apollo
Absolute magnitude	23.43
Approximate diameter (m)	55
Approximate mass (kg)	3.01·10⁸
Number of observations	33
Arc length (days)	7

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	209.609321
a – orbit major semiaxis (astronomical units)	1.32915700
e – orbit eccentricity	0.27326700
ω – orbit ascending node-perihelion angle (degrees)	71.942715
Ω – longitude of orbit ascending node (degrees)	116.409404
i – orbit inclination to the ecliptic plane (degrees)	31.707322

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	210.474172	1.32911882	0.27180558	71.219136	117.242685	31.740798	0.96785691	1.532309
01/21/1858	188.309334	1.32907885	0.27209447	71.357896	117.114191	31.733615	0.96744384	1.532240
01/29/1887	166.604940	1.32916525	0.27220556	71.444158	116.997123	31.730652	0.96735908	1.532389
02/07/1916	144.629321	1.32928997	0.27252032	71.508534	116.883886	31.724609	0.96703144	1.532605
02/14/1945	122.030374	1.32916399	0.27270681	71.640594	116.757187	31.720745	0.96669192	1.532387
02/22/1974	100.721326	1.32892976	0.27265730	71.732059	116.642277	31.718891	0.96658737	1.531982
03/02/2003	78.894219	1.32929926	0.27305831	71.822739	116.511065	31.712207	0.96632306	1.532621
03/09/2032	55.892485	1.32928808	0.27320492	71.969967	116.391139	31.707115	0.96612004	1.532602
03/17/2061	34.163917	1.32912999	0.27329889	72.055290	116.264412	31.702456	0.96588024	1.532328
03/25/2090	12.059290	1.32920964	0.27360083	72.154677	116.150626	31.696321	0.96553678	1.532466
04/03/2119	348.787543	1.32922223	0.27385649	72.286367	116.015532	31.689259	0.96520610	1.532488
04/10/2148	326.086944	1.32923215	0.27402109	72.372213	115.902466	31.685394	0.96499452	1.532505
04/18/2177	303.294592	1.32936285	0.27439615	72.470786	115.781594	31.678337	0.96459080	1.532731

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