AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ Helwerthia ∴ Orbital info ∴ Epoch epochXXX

(801) Helwerthia ▹

ORBITAL INFORMATION

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(ASCII data file 801.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	2.60409	5.565e-09	au
e	0.076403	2.763e-08
i	14.143	3.27e-06	deg
Ω	185.904	9.244e-06	deg
ω	337.301	1.983e-05	deg
M	341.743	1.777e-05	deg

Other useful info
Absolute Magnitude (H)	11.7	mag
Slope parameter (G)	0.15	mag
Perihelion	2.4051	au
Aphelion	2.8031	au
Asc. node-Earth separation	1.42081	au
Desc. node-Earth separation	1.78406	au
Earth MOID	1.41591	au
Orbital period	1534.91	days
Date of orbit computation	apr 23 19:46

Correlation matrix
1.00000000	-0.14051460	-0.00099263	-0.00460011	-0.01552484	-0.12021574
-0.14051460	1.00000000	-0.00246195	-0.02110330	0.32957405	-0.30260057
-0.00099263	-0.00246195	1.00000000	0.21149231	-0.09846348	0.00267608
-0.00460011	-0.02110330	0.21149231	1.00000000	-0.46736268	0.01670956
-0.01552484	0.32957405	-0.09846348	-0.46736268	1.00000000	-0.87753300
-0.12021574	-0.30260057	0.00267608	0.01670956	-0.87753300	1.00000000

Covariance matrix
3.09655871E-17	-2.16078028E-17	-1.80600087E-17	-2.36619991E-16	-1.71345466E-15	-1.18841574E-14
-2.16078028E-17	7.63658170E-16	-2.22444544E-16	-5.39067588E-15	1.80637732E-13	-1.48554788E-13
-1.80600087E-17	-2.22444544E-16	1.06902076E-11	6.39191595E-12	-6.38519547E-12	1.55438906E-13
-2.36619991E-16	-5.39067588E-15	6.39191595E-12	8.54450347E-11	-8.56847246E-11	2.74394797E-12
-1.71345466E-15	1.80637732E-13	-6.38519547E-12	-8.56847246E-11	3.93379679E-10	-3.09198104E-10
-1.18841574E-14	-1.48554788E-13	1.55438906E-13	2.74394797E-12	-3.09198104E-10	3.15598409E-10