Asteroid General Data

2021 LB

General information

Preliminary designation	2021 LB
Group	Apollo
Absolute magnitude	22.64
Approximate diameter (m)	79
Approximate mass (kg)	8.95·10⁸
Number of observations	29
Arc length (days)	26

Approaches

No approaches found

Orbit initial data

Date of initial data	09/17/2026
M – mean anomaly (degrees)	120.364021
a – orbit major semiaxis (astronomical units)	2.45647800
e – orbit eccentricity	0.71475800
ω – orbit ascending node-perihelion angle (degrees)	101.790240
Ω – longitude of orbit ascending node (degrees)	235.703963
i – orbit inclination to the ecliptic plane (degrees)	24.890871

Orbital evolution

Date	M	a	e	ω	Ω	i	q	P
01/13/1829	298.482595	2.44723227	0.72255892	93.418067	245.172772	24.468309	0.67896277	3.828366
01/21/1858	145.310019	2.45054011	0.71969863	94.069291	244.394505	24.479252	0.68688974	3.836130
01/29/1887	339.822119	2.45820633	0.71579695	96.369527	241.921090	24.544175	0.69862973	3.854146
02/07/1916	174.498393	2.45270074	0.71893401	97.982744	240.189388	24.631309	0.68937075	3.841205
02/14/1945	22.419541	2.44476743	0.72209135	98.621021	239.319282	24.707312	0.67942202	3.822583
02/22/1974	235.105550	2.44732711	0.72038055	98.925743	238.806390	24.726875	0.68432027	3.828588
03/02/2003	78.492798	2.45522490	0.71596429	99.940479	237.695349	24.767310	0.69737155	3.847136
03/09/2032	273.025500	2.45266199	0.71582858	102.390419	235.062859	24.987214	0.69697644	3.841114
03/17/2061	116.925083	2.44704642	0.71888323	103.389245	233.890027	25.098066	0.68790578	3.827929
03/25/2090	329.259285	2.44619041	0.71900980	103.651458	233.400458	25.153192	0.68735553	3.825921
04/03/2119	177.920606	2.44982878	0.71556496	104.304504	232.639532	25.213014	0.69681714	3.834460
04/10/2148	14.707314	2.45516513	0.71184178	106.526240	230.263311	25.462281	0.70747601	3.846995
04/18/2177	214.623920	2.45021082	0.71494868	107.840674	228.826849	25.649354	0.69843584	3.835357

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