AstDyS

AstDyS-2

Asteroids - Dynamic Site

AstDyS ∴ Objects ∴ 2003UM257 ∴ Orbital info ∴ Epoch epochXXX

(488677) 2003UM257 ▹

ORBITAL INFORMATION

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(ASCII data file 488677.eq0)

Keplerian elements at epoch
58344.3 MJD
	Value	1-σ variation	Units
a	2.7806	2.92e-08	au
e	0.177164	7.949e-08
i	8.256	8.131e-06	deg
Ω	233.354	4.568e-05	deg
ω	139.803	5.128e-05	deg
M	85.799	2.029e-05	deg

Other useful info
Absolute Magnitude (H)	17.0	mag
Slope parameter (G)	0.15	mag
Perihelion	2.288	au
Aphelion	3.2732	au
Asc. node-Earth separation	2.10303	au
Desc. node-Earth separation	1.38284	au
Earth MOID	1.29581	au
Orbital period	1693.59	days
Date of orbit computation	apr 23 21:34

Correlation matrix
1.00000000	-0.48692263	0.03509987	0.00407000	0.00090382	-0.07303121
-0.48692263	1.00000000	-0.02444731	-0.00464766	0.12071175	-0.16959276
0.03509987	-0.02444731	1.00000000	-0.08018097	0.07984171	-0.02369672
0.00407000	-0.00464766	-0.08018097	1.00000000	-0.88387616	0.00431481
0.00090382	0.12071175	0.07984171	-0.88387616	1.00000000	-0.45814503
-0.07303121	-0.16959276	-0.02369672	0.00431481	-0.45814503	1.00000000

Covariance matrix
8.52440498E-16	-1.13009370E-15	8.33306529E-15	5.42860838E-15	1.35330913E-15	-4.32716185E-14
-1.13009370E-15	6.31894990E-15	-1.58023197E-14	-1.68779273E-14	4.92101709E-13	-2.73585068E-13
8.33306529E-15	-1.58023197E-14	6.61202553E-11	-2.97852192E-11	3.32950717E-11	-3.91037292E-12
5.42860838E-15	-1.68779273E-14	-2.97852192E-11	2.08700977E-09	-2.07079225E-09	4.00024303E-12
1.35330913E-15	4.92101709E-13	3.32950717E-11	-2.07079225E-09	2.63006051E-09	-4.76813434E-10
-4.32716185E-14	-2.73585068E-13	-3.91037292E-12	4.00024303E-12	-4.76813434E-10	4.11836905E-10