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.eq1)

Keplerian elements at epoch
60400.0 MJD
	Value	1-σ variation	Units
a	2.78189	2.88e-08	au
e	0.176054	7.97e-08
i	8.254	8.131e-06	deg
Ω	233.24	4.568e-05	deg
ω	139.419	5.134e-05	deg
M	163.216	2.203e-05	deg

Other useful info
Absolute Magnitude (H)	17.0	mag
Slope parameter (G)	0.15	mag
Perihelion	2.2921	au
Aphelion	3.2717	au
Asc. node-Earth separation	2.10081	au
Desc. node-Earth separation	1.3896	au
Earth MOID	1.30072	au
Orbital period	1694.77	days
Date of orbit computation	apr 23 21:34

Correlation matrix
1.00000000	-0.46599396	0.03334757	0.00776072	0.01119494	-0.40062312
-0.46599396	1.00000000	-0.02335522	-0.00455829	0.12278634	-0.01307558
0.03334757	-0.02335522	1.00000000	-0.08110900	0.08124211	-0.03344697
0.00776072	-0.00455829	-0.08110900	1.00000000	-0.88311295	0.00263181
0.01119494	0.12278634	0.08124211	-0.88311295	1.00000000	-0.42732567
-0.40062312	-0.01307558	-0.03344697	0.00263181	-0.42732567	1.00000000

Covariance matrix
8.29404012E-16	-1.06959853E-15	7.80847555E-15	1.02103113E-14	1.65532046E-14	-2.54175905E-13
-1.06959853E-15	6.35206419E-15	-1.51342349E-14	-1.65963843E-14	5.02440736E-13	-2.29579907E-14
7.80847555E-15	-1.51342349E-14	6.61055568E-11	-3.01260248E-11	3.39138828E-11	-5.99088538E-12
1.02103113E-14	-1.65963843E-14	-3.01260248E-11	2.08692855E-09	-2.07132086E-09	2.64864879E-12
1.65532046E-14	5.02440736E-13	3.39138828E-11	-2.07132086E-09	2.63605623E-09	-4.83338762E-10
-2.54175905E-13	-2.29579907E-14	-5.99088538E-12	2.64864879E-12	-4.83338762E-10	4.85322711E-10