Asteroid General Data

2025 YD₄

General information

Preliminary designation	2025 YD₄
Group	Aten
Absolute magnitude	24.09
Approximate diameter (m)	40
Approximate mass (kg)	1.21·10⁸
Number of observations	38
Arc length (days)	6

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	189.745004
a – orbit major semiaxis (astronomical units)	0.99361500
e – orbit eccentricity	0.24587000
ω – orbit ascending node-perihelion angle (degrees)	283.112526
Ω – longitude of orbit ascending node (degrees)	273.810462
i – orbit inclination to the ecliptic plane (degrees)	36.320426

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	60.293629	0.99445001	0.24531305	283.059133	274.428492	36.322208	0.75049844	0.991688
01/21/1858	154.368362	0.99435566	0.24523303	283.071935	274.343572	36.324221	0.75050680	0.991547
01/29/1887	254.636949	0.99419297	0.24522475	283.151648	274.268289	36.325659	0.75039224	0.991304
02/07/1916	351.091636	0.99408317	0.24553271	282.983691	274.146033	36.321534	0.75000323	0.991139
02/14/1945	89.535421	0.99453014	0.24535498	283.028345	274.074547	36.320718	0.75051722	0.991808
02/22/1974	182.650942	0.99445129	0.24525644	283.045682	273.992655	36.323421	0.75055571	0.991690
03/02/2003	281.818070	0.99417787	0.24519488	283.114669	273.915386	36.327549	0.75041055	0.991281
03/09/2032	21.244160	0.99296029	0.24578927	283.251775	273.793948	36.328435	0.74890131	0.989460
03/17/2061	137.073084	0.99338285	0.24565919	283.310012	273.715102	36.327412	0.74934922	0.990092
03/25/2090	250.122440	0.99309023	0.24558959	283.328962	273.636082	36.331921	0.74919761	0.989655
04/03/2119	6.913560	0.99326457	0.24581631	283.215837	273.534686	36.326332	0.74910394	0.989915
04/10/2148	105.279632	0.99442261	0.24690318	283.072780	273.445056	36.292407	0.74889650	0.991647
04/18/2177	196.438692	0.99483030	0.24676145	283.092955	273.362698	36.289647	0.74934453	0.992257

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