Asteroid General Data

2021 UJ₉

General information

Preliminary designation	2021 UJ₉
Group	Apollo
Absolute magnitude	24.32
Approximate diameter (m)	36
Approximate mass (kg)	8.79·10⁷
Number of observations	46
Arc length (days)	88

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	14.904268
a – orbit major semiaxis (astronomical units)	1.74863000
e – orbit eccentricity	0.42492400
ω – orbit ascending node-perihelion angle (degrees)	241.504814
Ω – longitude of orbit ascending node (degrees)	215.722767
i – orbit inclination to the ecliptic plane (degrees)	5.306259

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	208.906522	1.74753786	0.42522468	237.357779	218.728133	5.368191	1.00444163	2.310152
01/21/1858	48.180197	1.74816795	0.42452110	237.997853	218.268530	5.360481	1.00603377	2.311401
01/29/1887	245.160866	1.74881247	0.42501748	238.593673	217.851210	5.351786	1.00553660	2.312680
02/07/1916	80.682359	1.74948964	0.42511881	239.165734	217.436918	5.346097	1.00574868	2.314023
02/14/1945	275.430751	1.75009930	0.42499584	239.626402	217.105070	5.341695	1.00631438	2.315233
02/22/1974	112.220959	1.74841317	0.42516080	240.387578	216.614917	5.327969	1.00505642	2.311888
03/02/2003	309.652535	1.74850120	0.42513409	240.947320	216.160229	5.317758	1.00515373	2.312062
03/09/2032	147.335405	1.74878825	0.42487574	241.532568	215.692614	5.305974	1.00577055	2.312632
03/17/2061	344.757047	1.74888211	0.42512499	242.330411	215.128214	5.291990	1.00538862	2.312818
03/25/2090	182.744468	1.74885493	0.42544869	242.746069	214.826475	5.288226	1.00480689	2.312764
04/03/2119	20.190645	1.74882887	0.42485106	243.406203	214.287820	5.278732	1.00583707	2.312712
04/10/2148	215.303147	1.74908316	0.42494915	244.100562	213.783473	5.271552	1.00581177	2.313217
04/18/2177	49.787967	1.74932914	0.42509330	244.708807	213.357835	5.266633	1.00570104	2.313705

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