Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2013 6 30.  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)
 07/03/2013   07:19:09   (  49.91, -76.04) 07/03/2013   07:19:45    (  50.35, -78.13)  157.34             36
 07/03/2013   08:58:02   (  49.92,-100.75) 07/03/2013   09:01:13    (  50.46,-103.46)  201.75            191
 07/05/2013   18:17:19   (  49.98, -80.21) 07/05/2013   18:10:02    (  49.73, -81.76)  114.59            437
 07/05/2013   19:56:12   (  49.97,-104.93) 07/05/2013   19:51:30    (  49.62,-107.09)  159.78            282
 07/05/2013   21:31:20   (  36.55,-124.99) 07/05/2013   21:29:06    (  36.07,-127.52)  233.04            134
 07/08/2013   09:24:54   (  20.03,-114.29) 07/08/2013   09:16:34    (  18.92,-114.96)  142.40            500