Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2017 9 11.  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)
 09/13/2017   08:34:44   (  20.06,-101.86) 09/13/2017   08:26:25    (  19.87,-102.07)   30.33            499
 09/13/2017   10:11:10   (  28.92,-124.43) 09/13/2017   10:05:18    (  29.06,-125.09)   66.39            352
 09/16/2017   07:18:26   (  49.92, -75.97) 09/16/2017   07:20:38    (  50.36, -78.15)  163.22            132
 09/16/2017   08:57:19   (  49.92,-100.69) 09/16/2017   09:02:06    (  50.47,-103.48)  207.69            287
 09/18/2017   18:16:35   (  49.97, -80.16) 09/18/2017   18:10:57    (  49.71, -81.76)  118.19            338
 09/18/2017   19:55:28   (  49.97,-104.88) 09/18/2017   19:52:25    (  49.60,-107.08)  163.42            183
 09/18/2017   21:30:39   (  36.74,-124.99) 09/18/2017   21:30:04    (  36.23,-127.58)  238.32             35
 09/21/2017   09:22:47   (  24.90,-113.06) 09/21/2017   09:15:48    (  24.95,-113.50)   44.77            419