Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2012 6 17.  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)
 06/22/2012   06:32:02   (  40.46, -67.09) 06/22/2012   06:30:21    (  40.81, -69.17)  179.32            101
 06/22/2012   08:08:16   (  49.92, -88.37) 06/22/2012   08:09:05    (  50.39, -90.80)  180.90             49
 06/22/2012   09:47:09   (  49.92,-113.09) 06/22/2012   09:50:32    (  50.55,-116.10)  225.36            203
 06/24/2012   19:06:22   (  49.96, -92.51) 06/24/2012   18:59:19    (  49.65, -94.32)  134.14            423
 06/24/2012   20:45:14   (  49.96,-117.23) 06/24/2012   20:40:46    (  49.55,-119.65)  179.43            268