Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2013 5 27.  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)
 06/01/2013   07:19:23   (  49.91, -76.06) 06/01/2013   07:19:52    (  50.33, -78.26)  163.72             29
 06/01/2013   08:58:16   (  49.91,-100.78) 06/01/2013   09:01:19    (  50.49,-103.56)  208.19            183
 06/03/2013   18:17:31   (  49.95, -80.21) 06/03/2013   18:10:08    (  49.64, -81.84)  121.81            443
 06/03/2013   19:56:24   (  49.95,-104.93) 06/03/2013   19:51:36    (  49.53,-107.17)  167.07            288
 06/03/2013   21:31:32   (  36.53,-124.99) 06/03/2013   21:29:13    (  36.04,-127.63)  242.22            139
 06/06/2013   09:25:05   (  20.01,-114.30) 06/06/2013   09:16:45    (  18.74,-115.13)  165.95            500