Asteroid General Data

2004 SD₂₆

General information

Preliminary designation	2004 SD₂₆
Group	Apollo
Absolute magnitude	18.69
Approximate diameter (m)	490
Approximate mass (kg)	2.10·10¹¹
Number of observations	71
Arc length (days)	7565

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	170.296630
a – orbit major semiaxis (astronomical units)	2.03983600
e – orbit eccentricity	0.77178600
ω – orbit ascending node-perihelion angle (degrees)	359.728104
Ω – longitude of orbit ascending node (degrees)	117.579219
i – orbit inclination to the ecliptic plane (degrees)	4.859750

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	148.144311	2.02918772	0.78063728	356.898425	119.074741	4.772876	0.44512814	2.890573
01/21/1858	156.787372	2.03534724	0.77708625	357.149499	118.855807	4.761327	0.45370689	2.903744
01/29/1887	143.695723	2.04170977	0.77271066	357.606808	118.653471	4.758616	0.46405886	2.917371
02/07/1916	120.336007	2.03860597	0.77381651	358.486014	118.313165	4.817621	0.46109902	2.910721
02/14/1945	116.519287	2.03176595	0.77803978	358.832574	118.154821	4.866538	0.45097123	2.896084
02/22/1974	129.521374	2.02898129	0.77987146	359.036598	117.985656	4.890698	0.44663670	2.890132
03/02/2003	137.043540	2.03417601	0.77612951	359.281595	117.762609	4.870716	0.45539198	2.901238
03/09/2032	127.097872	2.04063598	0.77165227	359.828971	117.493987	4.865622	0.46597459	2.915070
03/17/2061	117.518277	2.03405691	0.77462580	0.537324	117.238563	4.910954	0.45842395	2.900984
03/25/2090	128.121588	2.02786493	0.77786218	0.766804	117.076641	4.946533	0.45046550	2.887747
04/03/2119	147.063891	2.02889825	0.77652724	0.909375	116.917972	4.941798	0.45340350	2.889955
04/10/2148	153.033784	2.03483920	0.77210227	1.357680	116.659866	4.921146	0.46373524	2.902657
04/18/2177	146.380667	2.03176357	0.77275098	2.328532	116.177552	4.946993	0.46171628	2.896079

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