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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.eq1)
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.21759 4.732e-09 au
e 0.09853 2.766e-08
i 1.958 3.061e-06 deg
Ω 10.539 8.721e-05 deg
ω 21.102 8.859e-05 deg
M 293.582 1.688e-05 deg
Other useful info
Absolute Magnitude (H)    14.9 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9991 au
Aphelion 2.4361 au
Asc. node-Earth separation 1.01145 au
Desc. node-Earth separation 1.41933 au
Earth MOID 1.00473 au
Orbital period 1206.2 days
Date of orbit computation  apr 23 19:47
Correlation matrix
1.000000000.153232370.002894860.000482040.01287428-0.25266630
0.153232371.000000000.004506020.00244947-0.023229400.04901752
0.002894860.004506021.00000000-0.050099040.049010370.00167346
0.000482040.00244947-0.050099041.00000000-0.98075197-0.01427454
0.01287428-0.023229400.04901037-0.980751971.00000000-0.17617043
-0.252666300.049017520.00167346-0.01427454-0.176170431.00000000
Covariance matrix
2.23932008E-172.00558439E-174.19373008E-171.98941897E-165.39715679E-15-2.01862777E-14
2.00558439E-177.65005661E-163.81540658E-165.90870386E-15-5.69186116E-142.28894029E-14
4.19373008E-173.81540658E-169.37196011E-12-1.33761695E-111.32919030E-118.64933249E-14
1.98941897E-165.90870386E-15-1.33761695E-117.60631479E-09-7.57757635E-09-2.10184231E-11
5.39715679E-15-5.69186116E-141.32919030E-11-7.57757635E-097.84816210E-09-2.63492240E-10
-2.01862777E-142.28894029E-148.64933249E-14-2.10184231E-11-2.63492240E-102.85037280E-10