Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2013 2 9.  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)
 02/11/2013   18:16:58   (  49.98, -80.20) 02/11/2013   18:08:49    (  49.73, -81.77)  115.43            489
 02/11/2013   19:55:51   (  49.97,-104.92) 02/11/2013   19:50:17    (  49.61,-107.09)  160.67            334
 02/11/2013   21:31:00   (  36.62,-124.99) 02/11/2013   21:27:54    (  36.11,-127.54)  235.70            186
 02/17/2013   06:31:31   (  41.79, -66.59) 02/17/2013   06:30:15    (  42.13, -68.77)  183.87             76
 02/17/2013   08:08:07   (  49.93, -88.29) 02/17/2013   08:09:21    (  50.44, -90.83)  189.69             74
 02/17/2013   09:47:00   (  49.93,-113.01) 02/17/2013   09:50:49    (  50.56,-116.15)  234.16            229
 02/19/2013   19:06:11   (  49.98, -92.50) 02/19/2013   18:59:40    (  49.63, -94.44)  144.46            391