Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2018 5 24.  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)
 05/30/2018   07:19:15   (  49.89, -76.00) 05/30/2018   07:20:06    (  50.30, -78.15)  160.38             51
 05/30/2018   08:58:08   (  49.90,-100.72) 05/30/2018   09:01:33    (  50.47,-103.45)  204.88            205
 06/01/2018   18:17:24   (  49.95, -80.16) 06/01/2018   18:10:22    (  49.69, -81.71)  115.10            422
 06/01/2018   19:56:16   (  49.95,-104.88) 06/01/2018   19:51:49    (  49.58,-107.04)  160.35            267
 06/01/2018   21:31:27   (  36.71,-124.99) 06/01/2018   21:29:28    (  36.21,-127.53)  234.23            119