Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2017 12 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)
 12/18/2017   08:35:03   (  20.06,-101.85) 12/18/2017   08:26:43    (  18.55,-102.49)  180.29            500
 12/18/2017   10:11:52   (  27.54,-124.77) 12/18/2017   10:05:37    (  27.69,-125.56)   79.49            375
 12/21/2017   07:18:48   (  49.91, -75.96) 12/21/2017   07:20:30    (  50.37, -78.25)  171.36            102
 12/21/2017   08:57:41   (  49.92,-100.68) 12/21/2017   09:01:58    (  50.48,-103.58)  215.77            257
 12/23/2017   18:16:59   (  49.97, -80.19) 12/23/2017   18:10:46    (  49.68, -81.80)  119.74            373
 12/23/2017   19:55:52   (  49.96,-104.91) 12/23/2017   19:52:14    (  49.58,-107.13)  165.00            218
 12/23/2017   21:31:01   (  36.67,-124.99) 12/23/2017   21:29:52    (  36.20,-127.63)  241.81             69