Most of this info can be found at 

Universal   Northern Limit              Southern Limit                 Center Line                Sun   Sun    Path     Central
  Time      Latitude  Longitude       Latitude  Longitude       Latitude  Longitude         Alt    Azm  Width    Durat.
                                                                                                                                                 km
 17:46    43 03.9N 105 00.2W  42 04.0N 105 07.1W  42 33.9N 105 03.6W        55     146   109    02m27.9s
 17:48    42 50.1N 103 56.6W  41 50.1N 104 05.4W  42 20.1N 104 00.9W        56     148   110    02m29.3s
 17:50    42 35.8N 102 54.4W  41 35.9N 103 05.0W  42 05.8N 102 59.7W        57     150   110    02m30.5s
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(Western Nebraska, north of the North Platte River)

This is one of the closest spots for this eclipse from N. Colo. and it's only about
10 seconds short of the maximium duration which is 202.2 secs., which is near Hopkensville, TN.

From the Tiger Map Server Browser

 The overall Eclipse Map from the NASA/Goddard Eclipse Page by Fred Espanak

Here's where that eclipse will occur.
According to TheSKY 4   Larger 'linked' image centered on Sun w/ R.A. & Dec.                                          HOME
                                                                                                                                                                  Just in case you were wondering   tjt  08/12/2K2