Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2012 7 3.  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)
 07/08/2012   06:32:23   (  39.81, -67.36) 07/08/2012   06:30:28    (  40.14, -69.39)  176.92            115
 07/08/2012   08:08:26   (  49.93, -88.43) 07/08/2012   08:09:00    (  50.42, -90.79)  176.52             34
 07/08/2012   09:47:19   (  49.94,-113.15) 07/08/2012   09:50:28    (  50.53,-116.11)  220.90            189
 07/10/2012   19:06:36   (  49.95, -92.59) 07/10/2012   18:59:18    (  49.67, -94.34)  129.52            438
 07/10/2012   20:45:29   (  49.94,-117.31) 07/10/2012   20:40:46    (  49.56,-119.67)  174.81            283