Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2013 8 7.  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)
 08/09/2013   09:24:34   (  20.94,-114.09) 08/09/2013   09:16:29    (  20.99,-114.49)   42.53            485
 08/12/2013   06:30:35   (  46.55, -65.03) 08/12/2013   06:30:34    (  46.85, -66.97)  151.41              1
 08/12/2013   08:08:31   (  49.94, -88.40) 08/12/2013   08:11:02    (  50.42, -90.81)  179.62            151
 08/12/2013   09:47:25   (  49.88,-113.15) 08/12/2013   09:52:31    (  50.48,-116.16)  224.41            306
 08/14/2013   19:06:41   (  49.98, -92.59) 08/14/2013   19:01:23    (  49.66, -94.46)  138.59            318
 08/14/2013   20:45:33   (  49.97,-117.31) 08/14/2013   20:42:50    (  49.54,-119.78)  183.89            163