Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2018 4 6.  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)
 04/12/2018   07:19:36   (  49.93, -76.02) 04/12/2018   07:19:59    (  50.38, -78.14)  158.91             23
 04/12/2018   08:58:29   (  49.94,-100.74) 04/12/2018   09:01:27    (  50.49,-103.46)  203.33            178
 04/14/2018   18:17:46   (  49.98, -80.21) 04/14/2018   18:10:17    (  49.69, -81.72)  112.97            449
 04/14/2018   19:56:39   (  49.97,-104.93) 04/14/2018   19:51:45    (  49.58,-107.04)  158.20            294
 04/14/2018   21:31:47   (  36.56,-124.99) 04/14/2018   21:29:22    (  36.08,-127.51)  232.13            145