Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2015 1 11.  Predictions up to the next  10.0 days:

Date(AQUA)     Time(AQUA)   AQUA Lat/Lon   Date(NPP)     Time(NPP)    NPP Lat/Lon    Distance (km)   Time Diff(sec)
 01/13/2015   21:04:21   (  49.96,-121.95) 01/13/2015   20:56:22    (  50.07,-121.52)   33.22            479
 01/14/2015   07:19:20   (  49.94, -76.01) 01/14/2015   07:27:22    (  50.39, -78.24)  166.87            482
 01/16/2015   18:17:34   (  49.95, -80.25) 01/16/2015   18:17:34    (  49.66, -81.68)  107.88              0
 01/16/2015   19:53:56   (  41.02,-101.68) 01/16/2015   19:56:27    (  40.66,-103.60)  166.46            151
 01/19/2015   07:46:19   (  20.01, -89.59) 01/19/2015   07:42:14    (  19.98, -89.40)   20.44            245
 01/19/2015   09:18:33   (  43.97,-107.68) 01/19/2015   09:16:52    (  44.01,-107.78)    9.59            101