Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2018 3 7.  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   07:19:28   (  49.92, -75.96) 03/11/2018   07:19:48    (  50.32, -78.12)  160.91             20
 03/11/2018   08:58:21   (  49.92,-100.68) 03/11/2018   09:01:15    (  50.49,-103.42)  205.37            174
 03/13/2018   18:17:39   (  49.98, -80.19) 03/13/2018   18:10:06    (  49.70, -81.68)  111.19            453
 03/13/2018   19:56:32   (  49.97,-104.91) 03/13/2018   19:51:34    (  49.59,-107.01)  156.44            298
 03/13/2018   21:31:42   (  36.67,-124.99) 03/13/2018   21:29:13    (  36.21,-127.51)  230.71            149
 03/16/2018   09:25:15   (  20.04,-114.22) 03/16/2018   09:16:55    (  18.06,-115.16)  240.05            500