Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2012 5 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)
 05/05/2012   06:32:09   (  41.75, -66.71) 05/05/2012   06:30:48    (  42.16, -68.85)  182.81             81
 05/05/2012   08:08:45   (  49.90, -88.40) 05/05/2012   08:09:55    (  50.41, -90.94)  189.26             70
 05/05/2012   09:47:38   (  49.91,-113.12) 05/05/2012   09:51:23    (  50.51,-116.27)  233.68            225
 05/07/2012   19:06:54   (  49.97, -92.59) 05/07/2012   19:00:10    (  49.63, -94.46)  139.37            404
 05/07/2012   20:45:47   (  49.97,-117.31) 05/07/2012   20:41:38    (  49.52,-119.78)  184.67            249