Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2018 7 31.  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)
 08/02/2018   07:19:46   (  49.94, -76.16) 08/02/2018   07:20:09    (  50.30, -78.10)  143.88             23
 08/02/2018   08:58:40   (  49.89,-100.90) 08/02/2018   09:01:37    (  50.41,-103.42)  188.64            177
 08/04/2018   18:18:00   (  49.96, -80.36) 08/04/2018   18:10:27    (  49.69, -81.67)   97.96            453
 08/04/2018   19:56:53   (  49.94,-105.08) 08/04/2018   19:51:55    (  49.58,-106.99)  143.13            298
 08/04/2018   21:31:53   (  36.04,-125.00) 08/04/2018   21:29:24    (  35.62,-127.31)  213.49            149
 08/10/2018   06:32:23   (  43.50, -66.32) 08/10/2018   06:31:23    (  43.79, -68.08)  145.61             60
 08/10/2018   08:09:28   (  49.93, -88.59) 08/10/2018   08:10:59    (  50.37, -90.77)  162.66             91