Asteroid General Data

2001 YJ₄ (163051)

General information

Preliminary designation	2001 YJ₄
Number	163051
Group	Apollo
Absolute magnitude	16.33
Approximate diameter (m)	1 400
Approximate mass (kg)	5.47·10¹²
Number of observations	1346
Arc length (days)	17591

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	49.724445
a – orbit major semiaxis (astronomical units)	2.27496800
e – orbit eccentricity	0.56643600
ω – orbit ascending node-perihelion angle (degrees)	322.407397
Ω – longitude of orbit ascending node (degrees)	247.760444
i – orbit inclination to the ecliptic plane (degrees)	9.280433

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	74.723783	2.26662193	0.57490593	311.867142	255.884214	8.306169	0.96352754	3.412473
01/21/1858	258.932794	2.26445751	0.57770300	314.964484	253.478140	8.572284	0.95627362	3.407586
01/29/1887	88.672792	2.26109535	0.57770802	316.710093	252.189256	8.732718	0.95484244	3.400000
02/07/1916	279.302649	2.26096601	0.57692180	318.246887	250.989312	8.883539	0.95656542	3.399708
02/14/1945	108.528796	2.26258983	0.57441732	319.598714	249.918168	9.018200	0.96291905	3.403372
02/22/1974	287.325930	2.26892162	0.57221648	320.828310	249.052676	9.136079	0.97060727	3.417668
03/02/2003	96.427738	2.27573801	0.56618378	321.937894	248.219246	9.229219	0.98725205	3.433081
03/09/2032	264.272607	2.27499035	0.56638284	322.491657	247.719847	9.287178	0.98647486	3.431389
03/17/2061	76.492625	2.26646027	0.57200423	324.184576	246.398550	9.491376	0.97003541	3.412108
03/25/2090	259.622585	2.26340055	0.57363276	325.486045	245.422563	9.654251	0.96503984	3.405201
04/03/2119	88.147214	2.26054576	0.57474274	326.737047	244.478967	9.818276	0.96131349	3.398761
04/10/2148	279.046184	2.26092644	0.57402816	328.009719	243.577719	9.977597	0.96309100	3.399619
04/18/2177	109.113238	2.26356252	0.57218458	329.384267	242.671073	10.129761	0.96838694	3.405566

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