Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2012 5 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)
 05/15/2012   18:17:22   (  49.96, -80.20) 05/15/2012   18:09:20    (  49.71, -81.79)  117.26            482
 05/15/2012   19:56:15   (  49.96,-104.92) 05/15/2012   19:50:48    (  49.60,-107.12)  162.50            327
 05/15/2012   21:31:22   (  36.54,-124.99) 05/15/2012   21:28:23    (  36.05,-127.57)  237.81            179
 05/21/2012   06:31:58   (  41.67, -66.73) 05/21/2012   06:30:36    (  42.04, -68.86)  181.00             82
 05/21/2012   08:08:32   (  49.94, -88.39) 05/21/2012   08:09:40    (  50.46, -90.88)  186.79             68
 05/21/2012   09:47:25   (  49.93,-113.11) 05/21/2012   09:51:08    (  50.56,-116.21)  231.18            223