AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 1998SD156 ∴ Orbital info ∴ Epoch epochXXX

(164743) 1998SD156 ▹

ORBITAL INFORMATION

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(ASCII data file 164743.eq0)

Keplerian elements at epoch
57446.7 MJD
	Value	1-σ variation	Units
a	2.67242	1.268e-08	au
e	0.092303	5.489e-08
i	4.133	6.605e-06	deg
Ω	15.375	5.881e-05	deg
ω	39.978	6.729e-05	deg
M	319.837	3.055e-05	deg

Other useful info
Absolute Magnitude (H)	15.7	mag
Slope parameter (G)	0.15	mag
Perihelion	2.4257	au
Aphelion	2.9191	au
Asc. node-Earth separation	1.47639	au
Desc. node-Earth separation	1.85077	au
Earth MOID	1.43894	au
Orbital period	1595.71	days
Date of orbit computation	Jul 26 09:39

Correlation matrix
1.00000000	-0.01182458	0.00255676	-0.00940594	-0.02361069	0.06223091
-0.01182458	1.00000000	0.01083513	0.00523604	-0.19835302	0.40735119
0.00255676	0.01083513	1.00000000	0.09872427	-0.08602868	0.00081539
-0.00940594	0.00523604	0.09872427	1.00000000	-0.87048777	0.00065372
-0.02361069	-0.19835302	-0.08602868	-0.87048777	1.00000000	-0.48965662
0.06223091	0.40735119	0.00081539	0.00065372	-0.48965662	1.00000000

Covariance matrix
1.60775508E-16	-8.23039508E-18	2.14142139E-16	-7.01337195E-15	-2.01437310E-14	2.41032468E-14
-8.23039508E-18	3.01335533E-15	3.92881794E-15	1.69021718E-14	-7.32631030E-13	6.83051771E-13
2.14142139E-16	3.92881794E-15	4.36320399E-11	3.83478860E-11	-3.82355489E-11	1.64523781E-13
-7.01337195E-15	1.69021718E-14	3.83478860E-11	3.45803601E-09	-3.44428238E-09	1.17426937E-12
-2.01437310E-14	-7.32631030E-13	-3.82355489E-11	-3.44428238E-09	4.52733508E-09	-1.00640413E-09
2.41032468E-14	6.83051771E-13	1.64523781E-13	1.17426937E-12	-1.00640413E-09	9.33080088E-10