Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2012 4 4.  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)
 04/05/2012   19:06:57   (  49.99, -92.67) 04/05/2012   19:00:28    (  49.64, -94.48)  135.45            389
 04/05/2012   20:45:50   (  49.98,-117.39) 04/05/2012   20:41:56    (  49.53,-119.81)  180.73            234
 04/11/2012   07:19:22   (  49.98, -76.04) 04/11/2012   07:19:22    (  50.49, -78.24)  166.64              0
 04/11/2012   08:58:16   (  49.92,-100.78) 04/11/2012   09:00:52    (  50.48,-103.62)  211.15            156
 04/13/2012   18:17:33   (  49.95, -80.29) 04/13/2012   18:09:40    (  49.70, -81.82)  113.14            473
 04/13/2012   19:56:26   (  49.94,-105.01) 04/13/2012   19:51:08    (  49.59,-107.15)  158.41            318
 04/13/2012   21:31:30   (  36.29,-124.99) 04/13/2012   21:28:40    (  35.81,-127.53)  234.65            170