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   (  49.97, -80.20) 05/15/2012   18:09:19    (  49.66, -81.77)  117.22            483
 05/15/2012   19:56:15   (  49.97,-104.93) 05/15/2012   19:50:48    (  49.61,-107.12)  162.46            327
 05/15/2012   21:31:23   (  36.55,-124.99) 05/15/2012   21:28:24    (  36.06,-127.57)  237.77            179
 05/21/2012   06:31:58   (  41.66, -66.73) 05/21/2012   06:30:36    (  42.01, -68.86)  181.07             82
 05/21/2012   08:08:32   (  49.93, -88.39) 05/21/2012   08:09:40    (  50.44, -90.89)  186.79             68
 05/21/2012   09:47:25   (  49.93,-113.11) 05/21/2012   09:51:08    (  50.54,-116.22)  231.20            223