Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2012 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)
 05/29/2012   07:19:22   (  49.03, -76.42) 05/29/2012   07:19:06    (  49.37, -78.65)  166.89             16
 05/29/2012   08:58:00   (  49.93,-100.77) 05/29/2012   09:00:17    (  50.45,-103.55)  206.23            137
 05/31/2012   18:17:26   (  49.97, -80.25) 05/31/2012   18:09:06    (  49.82, -81.80)  112.05            500
 05/31/2012   19:56:19   (  49.95,-104.96) 05/31/2012   19:50:32    (  49.60,-107.08)  156.42            347
 05/31/2012   21:31:25   (  36.39,-124.99) 05/31/2012   21:28:06    (  35.93,-127.49)  230.26            199