Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2013 2 5.  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)
 02/09/2013   07:19:10   (  48.76, -76.47) 02/09/2013   07:18:50    (  49.15, -78.69)  167.89             20
 02/09/2013   08:57:44   (  49.89,-100.72) 02/09/2013   08:59:58    (  50.42,-103.50)  206.44            134
 02/11/2013   18:16:59   (  49.95, -80.20) 02/11/2013   18:08:49    (  49.66, -81.74)  115.43            490
 02/11/2013   19:55:52   (  49.95,-104.92) 02/11/2013   19:50:17    (  49.55,-107.07)  160.74            335
 02/11/2013   21:31:01   (  36.59,-124.99) 02/11/2013   21:27:55    (  36.10,-127.55)  235.63            186