AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ Nephthys ∴ Orbital info ∴ Epoch epochXXX

(287) Nephthys ▹

ORBITAL INFORMATION

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(ASCII data file 287.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	2.35368	3.177e-09	au
e	0.023066	2.564e-08
i	10.031	2.687e-06	deg
Ω	142.25	1.806e-05	deg
ω	122.554	6.161e-05	deg
M	168.83	5.955e-05	deg

Other useful info
Absolute Magnitude (H)	8.3	mag
Slope parameter (G)	0.22	mag
Perihelion	2.2994	au
Aphelion	2.408	au
Asc. node-Earth separation	1.39542	au
Desc. node-Earth separation	1.31108	au
Earth MOID	1.29569	au
Orbital period	1318.93	days
Date of orbit computation	Jun 5 00:37

Correlation matrix
1.00000000	-0.03447224	-0.01142822	0.00245646	0.05713087	-0.11116182
-0.03447224	1.00000000	-0.00687477	0.01513734	-0.16974725	0.16836578
-0.01142822	-0.00687477	1.00000000	0.00950745	0.00350361	-0.00729768
0.00245646	0.01513734	0.00950745	1.00000000	-0.27957610	-0.00864057
0.05713087	-0.16974725	0.00350361	-0.27957610	1.00000000	-0.95591451
-0.11116182	0.16836578	-0.00729768	-0.00864057	-0.95591451	1.00000000

Covariance matrix
1.00960123E-17	-2.80802057E-18	-9.75834903E-17	1.40947397E-16	1.11831581E-14	-2.10318936E-14
-2.80802057E-18	6.57221322E-16	-4.73627397E-16	7.00774697E-15	-2.68087941E-13	2.57014385E-13
-9.75834903E-17	-4.73627397E-16	7.22180166E-12	4.61380923E-13	5.80038619E-13	-1.16776522E-12
1.40947397E-16	7.00774697E-15	4.61380923E-13	3.26096399E-10	-3.11022456E-10	-9.29101472E-12
1.11831581E-14	-2.68087941E-13	5.80038619E-13	-3.11022456E-10	3.79522395E-09	-3.50659451E-09
-2.10318936E-14	2.57014385E-13	-1.16776522E-12	-9.29101472E-12	-3.50659451E-09	3.54564768E-09