AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2001SR20 ∴ Orbital info ∴ Epoch epochXXX

(124587) 2001SR20 ▹

ORBITAL INFORMATION

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(ASCII data file 124587.eq0)

Keplerian elements at epoch
57135.7 MJD
	Value	1-σ variation	Units
a	2.58755	9.264e-09	au
e	0.138925	5.004e-08
i	2.846	5.168e-06	deg
Ω	45.375	8.728e-05	deg
ω	16.714	8.936e-05	deg
M	57.14	1.745e-05	deg

Other useful info
Absolute Magnitude (H)	16.1	mag
Slope parameter (G)	0.15	mag
Perihelion	2.2281	au
Aphelion	2.947	au
Asc. node-Earth separation	1.24788	au
Desc. node-Earth separation	1.91831	au
Earth MOID	1.23974	au
Orbital period	1520.31	days
Date of orbit computation	apr 23 20:14

Correlation matrix
1.00000000	-0.13506143	0.00752767	-0.01026912	-0.03487137	0.22655252
-0.13506143	1.00000000	-0.00038031	0.00083574	-0.07056946	0.24198683
0.00752767	-0.00038031	1.00000000	-0.09736630	0.09501128	0.00056402
-0.01026912	0.00083574	-0.09736630	1.00000000	-0.97527816	0.00164260
-0.03487137	-0.07056946	0.09501128	-0.97527816	1.00000000	-0.21848435
0.22655252	0.24198683	0.00056402	0.00164260	-0.21848435	1.00000000

Covariance matrix
8.58147769E-17	-6.26074103E-17	3.60356017E-16	-8.30325291E-15	-2.88650948E-14	3.66186168E-14
-6.26074103E-17	2.50395599E-15	-9.83435339E-17	3.65023670E-15	-3.15539047E-13	2.11279359E-13
3.60356017E-16	-9.83435339E-17	2.67042296E-11	-4.39170047E-11	4.38720726E-11	5.08550808E-14
-8.30325291E-15	3.65023670E-15	-4.39170047E-11	7.61847498E-09	-7.60651040E-09	2.50160429E-12
-2.88650948E-14	-3.15539047E-13	4.38720726E-11	-7.60651040E-09	7.98446612E-09	-3.40639711E-10
3.66186168E-14	2.11279359E-13	5.08550808E-14	2.50160429E-12	-3.40639711E-10	3.04441607E-10