Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2013 8 2.  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)
 08/04/2013   07:19:04   (  49.92, -76.04) 08/04/2013   07:20:08    (  50.31, -78.15)  156.67             64
 08/04/2013   08:57:57   (  49.92,-100.76) 08/04/2013   09:01:35    (  50.48,-103.45)  201.13            218
 08/06/2013   18:17:15   (  49.99, -80.23) 08/06/2013   18:10:28    (  49.71, -81.77)  114.87            407
 08/06/2013   19:56:08   (  49.99,-104.95) 08/06/2013   19:51:56    (  49.59,-107.09)  160.10            252
 08/06/2013   21:31:14   (  36.51,-124.99) 08/06/2013   21:29:31    (  36.04,-127.53)  233.59            103
 08/09/2013   09:24:35   (  20.86,-114.10) 08/09/2013   09:16:29    (  20.97,-114.50)   42.57            486
 08/12/2013   06:30:36   (  46.49, -65.06) 08/12/2013   06:30:34    (  46.83, -66.98)  151.42              2
 08/12/2013   08:08:31   (  49.93, -88.41) 08/12/2013   08:11:02    (  50.40, -90.82)  179.59            151