Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2013 1 8.  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)
 01/10/2013   19:56:09   (  49.98,-105.04) 01/10/2013   19:49:45    (  49.64,-107.00)  145.76            384
 01/10/2013   21:31:11   (  36.21,-124.99) 01/10/2013   21:27:15    (  35.74,-127.33)  217.41            236
 01/16/2013   06:32:48   (  38.48, -67.79) 01/16/2013   06:30:31    (  38.84, -69.76)  175.51            137
 01/16/2013   08:08:29   (  49.91, -88.44) 01/16/2013   08:08:42    (  50.34, -90.75)  171.27             13
 01/16/2013   09:47:22   (  49.91,-113.16) 01/16/2013   09:50:09    (  50.51,-116.04)  215.73            167
 01/18/2013   19:06:36   (  49.97, -92.64) 01/18/2013   18:58:58    (  49.70, -94.32)  124.22            458