Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2012 5 6.  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)
 05/07/2012   19:06:53   (  49.94, -92.57) 05/07/2012   19:00:10    (  49.63, -94.46)  139.76            403
 05/07/2012   20:45:47   (  50.00,-117.32) 05/07/2012   20:41:39    (  49.58,-119.81)  184.94            248
 05/13/2012   07:19:19   (  49.52, -76.20) 05/13/2012   07:19:11    (  49.92, -78.45)  168.13              8
 05/13/2012   08:58:05   (  49.94,-100.74) 05/13/2012   09:00:31    (  50.48,-103.57)  210.28            146
 05/15/2012   18:17:20   (  50.00, -80.21) 05/15/2012   18:09:18    (  49.71, -81.78)  117.26            482
 05/15/2012   19:56:13   (  50.00,-104.93) 05/15/2012   19:50:46    (  49.60,-107.11)  162.49            327
 05/15/2012   21:31:21   (  36.58,-124.99) 05/15/2012   21:28:23    (  36.11,-127.58)  238.22            178