AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 1998SD23 ∴ Orbital info ∴ Epoch epochXXX

(49128) 1998SD23 ▹

ORBITAL INFORMATION

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(ASCII data file 49128.eq0)

Keplerian elements at epoch
57049.5 MJD
	Value	1-σ variation	Units
a	2.56175	1.195e-08	au
e	0.17214	5.498e-08
i	4.031	6.079e-06	deg
Ω	150.113	7.109e-05	deg
ω	192.587	7.322e-05	deg
M	5.798	1.826e-05	deg

Other useful info
Absolute Magnitude (H)	15.8	mag
Slope parameter (G)	0.15	mag
Perihelion	2.1208	au
Aphelion	3.0027	au
Asc. node-Earth separation	1.99947	au
Desc. node-Earth separation	1.11691	au
Earth MOID	1.11207	au
Orbital period	1497.63	days
Date of orbit computation	apr 23 19:56

Correlation matrix
1.00000000	0.21298249	-0.01024536	0.00533048	0.12603122	-0.56997889
0.21298249	1.00000000	0.01015211	0.00152545	-0.00441855	0.00196868
-0.01024536	0.01015211	1.00000000	-0.07328595	0.06857122	0.01090284
0.00533048	0.00152545	-0.07328595	1.00000000	-0.96756282	-0.00504099
0.12603122	-0.00441855	0.06857122	-0.96756282	1.00000000	-0.24137475
-0.56997889	0.00196868	0.01090284	-0.00504099	-0.24137475	1.00000000

Covariance matrix
1.42826658E-16	1.39938233E-16	-7.44309744E-16	4.52874121E-15	1.10289143E-13	-1.24371768E-13
1.39938233E-16	3.02256537E-15	3.39286043E-15	5.96200759E-15	-1.77876092E-14	1.97615747E-15
-7.44309744E-16	3.39286043E-15	3.69524722E-11	-3.16700964E-11	3.05220436E-11	1.21009564E-12
4.52874121E-15	5.96200759E-15	-3.16700964E-11	5.05375023E-09	-5.03658339E-09	-6.54306123E-12
1.10289143E-13	-1.77876092E-14	3.05220436E-11	-5.03658339E-09	5.36166829E-09	-3.22700922E-10
-1.24371768E-13	1.97615747E-15	1.21009564E-12	-6.54306123E-12	-3.22700922E-10	3.33362548E-10