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.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	2.79575	1.407e-08	au
e	0.073915	6.268e-08
i	6.338	5.832e-06	deg
Ω	21.912	3.475e-05	deg
ω	332.25	4.662e-05	deg
M	301.809	3.149e-05	deg

Other useful info
Absolute Magnitude (H)	15.3	mag
Slope parameter (G)	0.15	mag
Perihelion	2.5891	au
Aphelion	3.0024	au
Asc. node-Earth separation	1.61332	au
Desc. node-Earth separation	1.97277	au
Earth MOID	1.58649	au
Orbital period	1707.44	days
Date of orbit computation	apr 23 20:18

Correlation matrix
1.00000000	0.40782995	0.01068313	-0.01586287	0.09059782	-0.29036233
0.40782995	1.00000000	0.00496601	-0.00148208	0.12060839	-0.30288126
0.01068313	0.00496601	1.00000000	-0.02002991	0.01858458	-0.00658621
-0.01586287	-0.00148208	-0.02002991	1.00000000	-0.73714247	-0.00069564
0.09059782	0.12060839	0.01858458	-0.73714247	1.00000000	-0.65950316
-0.29036233	-0.30288126	-0.00658621	-0.00069564	-0.65950316	1.00000000

Covariance matrix
1.98069640E-16	3.59777581E-16	8.76823404E-16	-7.75823752E-15	5.94429702E-14	-1.28692241E-13
3.59777581E-16	3.92909066E-15	1.81534018E-15	-3.22842749E-15	3.52449859E-13	-5.97890376E-13
8.76823404E-16	1.81534018E-15	3.40101826E-11	-4.05934383E-12	5.05278650E-12	-1.20960353E-12
-7.75823752E-15	-3.22842749E-15	-4.05934383E-12	1.20766055E-09	-1.19425669E-09	-7.61311163E-13
5.94429702E-14	3.52449859E-13	5.05278650E-12	-1.19425669E-09	2.17343981E-09	-9.68264077E-10
-1.28692241E-13	-5.97890376E-13	-1.20960353E-12	-7.61311163E-13	-9.68264077E-10	9.91759260E-10