NEODyS

NEODyS-2

Near Earth Objects - Dynamic Site

NEODyS ∴ Objects ∴ 2009UM28 ∴ Orbital info ∴ Epoch 57286 MJD

2009UM28 ▹

ORBITAL INFORMATION

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(ASCII data file 2009UM28.eq0)

Keplerian elements
(Epoch 57286.4 MJD)
	Value	1-σ variation	Units
a	1.88866	6.731e-09	au
e	0.431625	2.97e-07
i	8.78	4.925e-05	deg
Ω	32.724	2.869e-05	deg
ω	9.784	0.0002573	deg
M	94.488	9.125e-05	deg

Other useful info
Absolute Magnitude (H)	23.7	mag
Slope parameter (G)	0.15	mag
Perihelion distance	1.0735	au
Aphelion distance	2.7039	au
Asc. node-Earth separation	0.08432	au
Desc. node-Earth separation	1.66871	au
Earth MOID	0.08303	au
Orbital period	948.045	days
Date of orbit computation	feb 26 10:43

Covariance matrix
4.53047237E-17	-4.09587054E-16	-2.37879513E-13	-1.38260046E-14	-1.48509818E-12	5.27460026E-13
-4.09587054E-16	8.82041768E-14	-4.43063394E-12	4.03595547E-12	4.38274865E-11	-1.55444139E-11
-2.37879513E-13	-4.43063394E-12	2.42577590E-09	-4.81493405E-10	6.57057053E-09	-2.25899947E-09
-1.38260046E-14	4.03595547E-12	-4.81493405E-10	8.23305786E-10	1.20637615E-09	-6.50220053E-10
-1.48509818E-12	4.38274865E-11	6.57057053E-09	1.20637615E-09	6.62216960E-08	-2.33686502E-08
5.27460026E-13	-1.55444139E-11	-2.25899947E-09	-6.50220053E-10	-2.33686502E-08	8.32696938E-09

Correlation matrix
1.00000000	-0.20489431	-0.71756287	-0.07158868	-0.85739959	0.85876498
-0.20489431	1.00000000	-0.30289769	0.47361037	0.57345830	-0.57356982
-0.71756287	-0.30289769	1.00000000	-0.34070964	0.51841504	-0.50262873
-0.07158868	0.47361037	-0.34070964	1.00000000	0.16338117	-0.24833406
-0.85739959	0.57345830	0.51841504	0.16338117	1.00000000	-0.99515332
0.85876498	-0.57356982	-0.50262873	-0.24833406	-0.99515332	1.00000000