Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2013 6 13.  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)
 06/17/2013   07:19:09   (  49.89, -76.02) 06/17/2013   07:19:51    (  50.30, -78.22)  163.25             42
 06/17/2013   08:58:02   (  49.89,-100.74) 06/17/2013   09:01:18    (  50.47,-103.52)  207.76            196
 06/19/2013   18:17:15   (  49.97, -80.17) 06/19/2013   18:10:07    (  49.69, -81.81)  121.65            428
 06/19/2013   19:56:08   (  49.97,-104.89) 06/19/2013   19:51:35    (  49.58,-107.14)  166.89            273
 06/19/2013   21:31:18   (  36.68,-124.99) 06/19/2013   21:29:14    (  36.21,-127.62)  241.86            124
 06/22/2013   09:24:45   (  20.06,-114.23) 06/22/2013   09:16:26    (  19.68,-114.85)   77.19            499