Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2013 4 24.  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)
 04/24/2013   20:46:20   (  49.97,-117.40) 04/24/2013   20:42:11    (  49.51,-119.90)  186.79            249
 04/30/2013   07:19:51   (  49.80, -76.16) 04/30/2013   07:19:48    (  50.17, -78.39)  164.89              3
 04/30/2013   08:58:42   (  49.92,-100.82) 04/30/2013   09:01:13    (  50.45,-103.63)  208.57            151
 05/02/2013   18:17:58   (  49.99, -80.31) 05/02/2013   18:10:03    (  49.69, -81.92)  119.75            475
 05/02/2013   19:56:51   (  49.99,-105.03) 05/02/2013   19:51:31    (  49.58,-107.24)  164.99            320
 05/02/2013   21:31:54   (  36.27,-124.99) 05/02/2013   21:29:03    (  35.80,-127.61)  240.88            171