Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2018 3 5.  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)
 03/11/2018   07:19:29   (  49.90, -75.97) 03/11/2018   07:19:49    (  50.31, -78.13)  161.02             20
 03/11/2018   08:58:22   (  49.91,-100.68) 03/11/2018   09:01:16    (  50.48,-103.43)  205.51            174
 03/13/2018   18:17:40   (  50.00, -80.20) 03/13/2018   18:10:07    (  49.72, -81.69)  111.20            453
 03/13/2018   19:56:32   (  49.99,-104.92) 03/13/2018   19:51:34    (  49.61,-107.02)  156.42            298
 03/13/2018   21:31:42   (  36.69,-125.00) 03/13/2018   21:29:13    (  36.23,-127.51)  230.70            149