AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 1999FD31 ∴ Orbital info ∴ Epoch epochXXX

(91297) 1999FD31 ▹

ORBITAL INFORMATION

◲

(ASCII data file 91297.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	2.44367	1.17e-08	au
e	0.086863	5.816e-08
i	6.981	5.871e-06	deg
Ω	45.206	3.374e-05	deg
ω	170.746	4.166e-05	deg
M	182.007	2.361e-05	deg

Other useful info
Absolute Magnitude (H)	15.7	mag
Slope parameter (G)	0.15	mag
Perihelion	2.2314	au
Aphelion	2.6559	au
Asc. node-Earth separation	1.66255	au
Desc. node-Earth separation	1.22491	au
Earth MOID	1.22437	au
Orbital period	1395.28	days
Date of orbit computation	apr 23 20:06

Correlation matrix
1.00000000	0.23559725	0.01424685	0.00294198	-0.17008934	0.11322214
0.23559725	1.00000000	0.00129682	-0.00932489	-0.07810271	0.15506935
0.01424685	0.00129682	1.00000000	-0.25208636	0.19857368	0.00632427
0.00294198	-0.00932489	-0.25208636	1.00000000	-0.80200118	0.00067745
-0.17008934	-0.07810271	0.19857368	-0.80200118	1.00000000	-0.58230166
0.11322214	0.15506935	0.00632427	0.00067745	-0.58230166	1.00000000

Covariance matrix
1.36901636E-16	1.60333691E-16	9.78714262E-16	1.16143665E-15	-8.29172565E-14	3.12776810E-14
1.60333691E-16	3.38298836E-15	4.42857530E-16	-1.82997592E-14	-1.89269156E-13	2.12948744E-13
9.78714262E-16	4.42857530E-16	3.44718972E-11	-4.99382550E-11	4.85755552E-11	8.76681287E-13
1.16143665E-15	-1.82997592E-14	-4.99382550E-11	1.13842086E-09	-1.12743088E-09	5.39669680E-13
-8.29172565E-14	-1.89269156E-13	4.85755552E-11	-1.12743088E-09	1.73590915E-09	-5.72809731E-10
3.12776810E-14	2.12948744E-13	8.76681287E-13	5.39669680E-13	-5.72809731E-10	5.57439481E-10