Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2018 4 14.  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)
 04/14/2018   21:31:47   (  36.57,-124.99) 04/14/2018   21:29:22    (  36.09,-127.51)  232.09            145
 04/17/2018   09:25:21   (  20.05,-114.27) 04/17/2018   09:17:01    (  18.35,-115.12)  209.70            500
 04/20/2018   06:31:56   (  43.60, -66.07) 04/20/2018   06:31:07    (  43.94, -68.08)  165.84             49
 04/20/2018   08:09:03   (  49.90, -88.39) 04/20/2018   08:10:45    (  50.40, -90.82)  181.14            102
 04/20/2018   09:47:56   (  49.91,-113.11) 04/20/2018   09:52:13    (  50.51,-116.14)  225.54            257
 04/22/2018   19:07:12   (  49.96, -92.57) 04/22/2018   19:01:03    (  49.67, -94.40)  135.49            369
 04/22/2018   20:46:05   (  49.96,-117.29) 04/22/2018   20:42:31    (  49.56,-119.73)  180.77            214