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Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1991UM ∴ Orbital info ∴ Epoch epochXXX
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(6728) 1991UM  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 6728.eq0)
Keplerian elements at epoch
57574.0 MJD
Value 1-σ variation Units
a 2.21813 4.713e-09 au
e 0.098871 2.762e-08
i 1.958 3.061e-06 deg
Ω 10.613 8.718e-05 deg
ω 20.944 8.855e-05 deg
M 170.42 1.634e-05 deg
Other useful info
Absolute Magnitude (H)    14.9 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9988 au
Aphelion 2.4374 au
Asc. node-Earth separation 1.00959 au
Desc. node-Earth separation 1.41978 au
Earth MOID 1.00266 au
Orbital period 1206.64 days
Date of orbit computation  apr 23 19:47
Correlation matrix
1.000000000.150537600.003381270.000523170.00975783-0.08168503
0.150537601.000000000.004281590.00248879-0.021924750.06727931
0.003381270.004281591.00000000-0.049615560.048547440.00217118
0.000523170.00248879-0.049615561.00000000-0.98085574-0.01456213
0.00975783-0.021924750.04854744-0.980855741.00000000-0.17861255
-0.081685030.067279310.00217118-0.01456213-0.178612551.00000000
Covariance matrix
2.22092373E-171.95947594E-174.87738040E-172.14956507E-164.07206667E-15-6.28935338E-15
1.95947594E-177.62880071E-163.61970332E-165.99313860E-15-5.36237715E-143.03603215E-14
4.87738040E-173.61970332E-169.36872387E-12-1.32402697E-111.31583411E-111.08575921E-13
2.14956507E-165.99313860E-15-1.32402697E-117.60111790E-09-7.57248639E-09-2.07424706E-11
4.07206667E-15-5.36237715E-141.31583411E-11-7.57248639E-097.84132149E-09-2.58406440E-10
-6.28935338E-153.03603215E-141.08575921E-13-2.07424706E-11-2.58406440E-102.66927580E-10