Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2018 7 28.  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)
 08/02/2018   07:19:47   (  49.91, -76.17) 08/02/2018   07:20:10    (  50.27, -78.11)  143.99             23
 08/02/2018   08:58:40   (  49.93,-100.89) 08/02/2018   09:01:37    (  50.44,-103.41)  188.42            177
 08/04/2018   18:18:01   (  49.98, -80.37) 08/04/2018   18:10:29    (  49.77, -81.70)   97.97            452
 08/04/2018   19:56:54   (  49.97,-105.09) 08/04/2018   19:51:56    (  49.60,-107.00)  143.12            298
 08/04/2018   21:31:52   (  36.01,-124.99) 08/04/2018   21:29:23    (  35.58,-127.30)  213.55            149