AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2001SH18 ∴ Orbital info ∴ Epoch epochXXX

(139975) 2001SH18 ▹

ORBITAL INFORMATION

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(ASCII data file 139975.eq0)

Keplerian elements at epoch
57576.0 MJD
	Value	1-σ variation	Units
a	2.79488	1.359e-08	au
e	0.076654	6.291e-08
i	6.35	5.84e-06	deg
Ω	22.033	3.466e-05	deg
ω	330.981	4.586e-05	deg
M	67.727	2.95e-05	deg

Other useful info
Absolute Magnitude (H)	15.3	mag
Slope parameter (G)	0.15	mag
Perihelion	2.5806	au
Aphelion	3.0091	au
Asc. node-Earth separation	1.60611	au
Desc. node-Earth separation	1.97488	au
Earth MOID	1.5771	au
Orbital period	1706.65	days
Date of orbit computation	apr 23 20:18

Correlation matrix
1.00000000	0.35537171	0.00649565	-0.01627011	0.10361132	-0.17214734
0.35537171	1.00000000	0.00349669	-0.00020876	0.14052211	-0.29395870
0.00649565	0.00349669	1.00000000	-0.02055563	0.01968907	-0.00671296
-0.01627011	-0.00020876	-0.02055563	1.00000000	-0.74755622	-0.00230020
0.10361132	0.14052211	0.01968907	-0.74755622	1.00000000	-0.65608426
-0.17214734	-0.29395870	-0.00671296	-0.00230020	-0.65608426	1.00000000

Covariance matrix
1.84737277E-16	3.03846062E-16	5.15563832E-16	-7.66364458E-15	6.45852084E-14	-6.90267739E-14
3.03846062E-16	3.95719063E-15	1.28449795E-15	-4.55095219E-16	4.05402804E-13	-5.45531450E-13
5.15563832E-16	1.28449795E-15	3.41008267E-11	-4.15988014E-12	5.27298058E-12	-1.15647592E-12
-7.66364458E-15	-4.55095219E-16	-4.15988014E-12	1.20097796E-09	-1.18811910E-09	-2.35164949E-12
6.45852084E-14	4.05402804E-13	5.27298058E-12	-1.18811910E-09	2.10328053E-09	-8.87663187E-10
-6.90267739E-14	-5.45531450E-13	-1.15647592E-12	-2.35164949E-12	-8.87663187E-10	8.70322033E-10