Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2012 6 2.  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)
 06/06/2012   06:32:10   (  40.80, -67.02) 06/06/2012   06:30:33    (  41.19, -69.10)  179.35             97
 06/06/2012   08:08:30   (  49.91, -88.41) 06/06/2012   08:09:24    (  50.36, -90.87)  182.36             54
 06/06/2012   09:47:23   (  49.91,-113.13) 06/06/2012   09:50:51    (  50.53,-116.17)  226.73            208
 06/08/2012   19:06:39   (  49.97, -92.57) 06/08/2012   18:59:37    (  49.63, -94.37)  134.62            422
 06/08/2012   20:45:32   (  49.97,-117.29) 06/08/2012   20:41:05    (  49.53,-119.70)  179.88            267