Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2018 4 26.  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)
 04/28/2018   07:19:29   (  49.92, -76.01) 04/28/2018   07:20:03    (  50.36, -78.15)  159.65             34
 04/28/2018   08:58:22   (  49.92,-100.73) 04/28/2018   09:01:31    (  50.47,-103.47)  204.13            189
 04/30/2018   18:17:35   (  49.96, -80.17) 04/30/2018   18:10:20    (  49.72, -81.74)  115.50            435
 04/30/2018   19:56:28   (  49.96,-104.89) 04/30/2018   19:51:48    (  49.61,-107.06)  160.73            280
 04/30/2018   21:31:38   (  36.67,-124.99) 04/30/2018   21:29:26    (  36.17,-127.54)  234.85            132
 05/03/2018   09:25:08   (  20.01,-114.25) 05/03/2018   09:16:48    (  19.26,-114.90)  107.79            500