Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2013 3 24.  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)
 03/29/2013   07:19:39   (  49.49, -76.23) 03/29/2013   07:19:31    (  49.87, -78.50)  168.57              8
 03/29/2013   08:58:25   (  49.92,-100.78) 03/29/2013   09:00:50    (  50.50,-103.59)  210.57            145
 03/31/2013   18:17:46   (  49.98, -80.32) 03/31/2013   18:09:42    (  49.71, -81.90)  117.85            484
 03/31/2013   19:56:39   (  49.97,-105.03) 03/31/2013   19:51:10    (  49.59,-107.23)  163.08            329
 03/31/2013   21:31:42   (  36.25,-124.99) 03/31/2013   21:28:41    (  35.75,-127.57)  239.22            181