Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2013 2 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)
 02/09/2013   07:19:10   (  48.77, -76.46) 02/09/2013   07:18:50    (  49.15, -78.69)  167.94             20
 02/09/2013   08:57:44   (  49.90,-100.72) 02/09/2013   08:59:57    (  50.47,-103.47)  206.41            133
 02/11/2013   18:17:00   (  49.98, -80.21) 02/11/2013   18:08:49    (  49.67, -81.75)  115.25            491
 02/11/2013   19:55:53   (  49.97,-104.93) 02/11/2013   19:50:18    (  49.62,-107.09)  160.48            335
 02/11/2013   21:31:02   (  36.62,-125.00) 02/11/2013   21:27:55    (  36.12,-127.55)  235.36            187