Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2018 7 16.  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)
 07/17/2018   07:19:16   (  49.91, -76.03) 07/17/2018   07:19:58    (  50.29, -78.07)  151.53             42
 07/17/2018   08:58:09   (  49.92,-100.75) 07/17/2018   09:01:25    (  50.46,-103.37)  195.92            196
 07/19/2018   18:17:30   (  49.95, -80.22) 07/19/2018   18:10:14    (  49.72, -81.64)  104.70            436
 07/19/2018   19:56:24   (  49.99,-104.96) 07/19/2018   19:51:42    (  49.61,-106.96)  149.81            282
 07/19/2018   21:31:31   (  36.51,-125.00) 07/19/2018   21:29:18    (  36.06,-127.40)  221.29            133
 07/22/2018   09:25:10   (  20.03,-114.33) 07/22/2018   09:16:50    (  18.63,-114.94)  168.44            500
 07/25/2018   06:31:48   (  43.78, -66.08) 07/25/2018   06:30:58    (  44.08, -67.91)  149.99             50
 07/25/2018   08:08:58   (  49.91, -88.46) 07/25/2018   08:10:39    (  50.36, -90.71)  167.59            101
 07/25/2018   09:47:51   (  49.92,-113.18) 07/25/2018   09:52:07    (  50.47,-116.03)  211.94            256