Asteroid General Data

1998 YP₁₁ (11398)

General information

Preliminary designation	1998 YP₁₁
Number	11398
Group	Amor
Absolute magnitude	16.36
Approximate diameter (m)	1 400
Approximate mass (kg)	5.25·10¹²
Number of observations	4251
Arc length (days)	15803

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	52.631980
a – orbit major semiaxis (astronomical units)	1.72113100
e – orbit eccentricity	0.38911600
ω – orbit ascending node-perihelion angle (degrees)	74.789963
Ω – longitude of orbit ascending node (degrees)	144.706834
i – orbit inclination to the ecliptic plane (degrees)	15.022083

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	208.674127	1.72131554	0.38802547	72.008792	146.741333	15.087229	1.05340127	2.258351
01/21/1858	156.853766	1.72065226	0.38813911	72.321617	146.485487	15.077193	1.05279983	2.257045
01/29/1887	104.606667	1.72104999	0.38855104	72.800902	146.153482	15.066823	1.05233422	2.257828
02/07/1916	52.353964	1.72065905	0.38820238	73.090583	145.902148	15.063443	1.05269511	2.257059
02/14/1945	1.919933	1.72040480	0.38856444	73.585134	145.561273	15.049985	1.05191667	2.256558
02/22/1974	309.619826	1.72114900	0.38856469	73.997459	145.275715	15.040846	1.05237127	2.258023
03/02/2003	257.454175	1.72049044	0.38868519	74.424390	144.961214	15.032384	1.05176129	2.256727
03/09/2032	205.721299	1.72102934	0.38921814	74.831987	144.680241	15.020792	1.05117350	2.257787
03/17/2061	152.047548	1.72083962	0.38942921	75.282832	144.354864	15.011237	1.05069441	2.257414
03/25/2090	100.362578	1.72056979	0.38944035	75.593996	144.090976	15.006267	1.05051050	2.256883
04/03/2119	47.503292	1.72080012	0.39016658	76.044754	143.778253	14.994029	1.04940143	2.257336
04/10/2148	355.266969	1.72061427	0.38955041	76.408596	143.489854	14.991008	1.05034827	2.256971
04/18/2177	305.092837	1.72042034	0.39020774	76.782019	143.203073	14.982548	1.04909901	2.256589

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