Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2013 6 10.  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)
 06/11/2013   19:06:51   (  49.99, -92.57) 06/11/2013   19:00:52    (  49.66, -94.51)  143.92            359
 06/11/2013   20:45:44   (  49.99,-117.29) 06/11/2013   20:42:20    (  49.55,-119.83)  189.19            204
 06/17/2013   07:19:09   (  49.89, -76.03) 06/17/2013   07:19:51    (  50.30, -78.22)  163.30             42
 06/17/2013   08:58:02   (  49.89,-100.75) 06/17/2013   09:01:18    (  50.47,-103.52)  207.82            196
 06/19/2013   18:17:15   (  49.98, -80.17) 06/19/2013   18:10:07    (  49.69, -81.81)  121.70            428
 06/19/2013   19:56:08   (  49.98,-104.90) 06/19/2013   19:51:35    (  49.59,-107.14)  166.94            273
 06/19/2013   21:31:18   (  36.69,-124.99) 06/19/2013   21:29:14    (  36.21,-127.63)  241.92            124