Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2018 1 4.  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)
 01/06/2018   07:18:56   (  49.90, -75.97) 01/06/2018   07:20:22    (  50.34, -78.24)  169.60             86
 01/06/2018   08:57:49   (  49.90,-100.69) 01/06/2018   09:01:50    (  50.45,-103.57)  214.06            241
 01/08/2018   18:17:06   (  49.95, -80.19) 01/08/2018   18:10:37    (  49.67, -81.77)  117.98            389
 01/08/2018   19:55:59   (  49.95,-104.90) 01/08/2018   19:52:05    (  49.57,-107.10)  163.25            234
 01/08/2018   21:31:09   (  36.65,-124.99) 01/08/2018   21:29:43    (  36.13,-127.59)  239.59             86
 01/11/2018   09:24:15   (  21.61,-113.86) 01/11/2018   09:16:21    (  21.71,-114.37)   54.30            474