Asteroid General Data

2021 UP₂₀

General information

Preliminary designation	2021 UP₂₀
Group	Apollo
Absolute magnitude	24.20
Approximate diameter (m)	38
Approximate mass (kg)	1.04·10⁸
Number of observations	44
Arc length (days)	38

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	141.391272
a – orbit major semiaxis (astronomical units)	1.56964900
e – orbit eccentricity	0.41039400
ω – orbit ascending node-perihelion angle (degrees)	55.004535
Ω – longitude of orbit ascending node (degrees)	52.614227
i – orbit inclination to the ecliptic plane (degrees)	14.803148

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	310.759127	1.57024271	0.40969003	52.691480	54.248243	14.954213	0.92692993	1.967663
01/21/1858	220.650498	1.56940058	0.40964432	53.097777	53.976347	14.930132	0.92650455	1.966081
01/29/1887	133.178786	1.56954185	0.40980306	53.365707	53.784013	14.913458	0.92633880	1.966346
02/07/1916	45.681366	1.56921244	0.40972162	53.765811	53.510497	14.889334	0.92627217	1.965727
02/14/1945	320.255059	1.56917269	0.40988830	54.045976	53.315851	14.871955	0.92598716	1.965652
02/22/1974	235.232028	1.56915764	0.41000345	54.409652	53.050141	14.841607	0.92579759	1.965624
03/02/2003	150.286572	1.56919905	0.41019805	54.712064	52.840241	14.825716	0.92551666	1.965702
03/09/2032	63.839389	1.56938926	0.41057477	55.014693	52.591917	14.802149	0.92503763	1.966059
03/17/2061	336.280841	1.56956056	0.41049012	55.377249	52.345961	14.781311	0.92527146	1.966381
03/25/2090	247.729358	1.56985939	0.41081754	55.691928	52.095459	14.756188	0.92493361	1.966943
04/03/2119	157.163189	1.57034503	0.41080597	56.052151	51.849740	14.733205	0.92523792	1.967856
04/10/2148	64.990074	1.57091364	0.41109146	56.399774	51.593840	14.709060	0.92512445	1.968925
04/18/2177	330.917844	1.57111468	0.41133408	56.738785	51.348022	14.686130	0.92486167	1.969303

Detailed table...

3D animation...

Calculation on the date...

Return to search