Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2012 10 16.  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)
 10/20/2012   07:19:04   (  48.09, -76.77) 10/20/2012   07:18:32    (  48.43, -78.97)  166.93             32
 10/20/2012   08:57:26   (  49.93,-100.74) 10/20/2012   08:59:27    (  50.44,-103.46)  201.71            121
 10/22/2012   18:16:39   (  49.97, -80.20) 10/22/2012   18:08:19    (  49.76, -81.72)  111.36            500
 10/22/2012   19:55:32   (  49.97,-104.92) 10/22/2012   19:49:46    (  49.59,-107.02)  156.43            346
 10/22/2012   21:30:41   (  36.62,-125.00) 10/22/2012   21:27:24    (  36.15,-127.50)  230.31            197