Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2012 6 11.  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)
 06/14/2012   07:19:24   (  48.42, -76.65) 06/14/2012   07:18:58    (  48.76, -78.86)  166.86             26
 06/14/2012   08:57:52   (  49.90,-100.76) 06/14/2012   08:59:59    (  50.42,-103.50)  203.39            127
 06/16/2012   18:17:06   (  49.97, -80.19) 06/16/2012   18:08:46    (  49.79, -81.72)  111.70            500
 06/16/2012   19:55:59   (  49.97,-104.91) 06/16/2012   19:50:13    (  49.63,-107.02)  156.53            346
 06/16/2012   21:31:08   (  36.62,-124.99) 06/16/2012   21:27:50    (  36.14,-127.49)  230.20            198