Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2018 6 17.  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)
 06/20/2018   09:24:51   (  20.06,-114.22) 06/20/2018   09:16:32    (  20.14,-114.64)   45.02            499
 06/23/2018   06:30:57   (  45.32, -65.41) 06/23/2018   06:30:39    (  45.65, -67.38)  158.25             18
 06/23/2018   08:08:33   (  49.89, -88.34) 06/23/2018   08:10:47    (  50.37, -90.77)  181.26            134
 06/23/2018   09:47:26   (  49.89,-113.06) 06/23/2018   09:52:15    (  50.48,-116.10)  225.71            289
 06/25/2018   19:06:41   (  49.95, -92.50) 06/25/2018   19:01:03    (  49.63, -94.34)  136.51            338
 06/25/2018   20:45:34   (  49.95,-117.22) 06/25/2018   20:42:31    (  49.52,-119.66)  181.82            183