Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2017 9 9.  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)
 09/10/2017   19:06:03   (  49.95, -92.52) 09/10/2017   19:01:35    (  49.63, -94.40)  139.37            268
 09/10/2017   20:44:56   (  49.95,-117.24) 09/10/2017   20:43:03    (  49.52,-119.72)  184.70            113
 09/13/2017   08:34:44   (  20.06,-101.86) 09/13/2017   08:26:25    (  19.89,-102.07)   28.67            499
 09/13/2017   10:11:09   (  28.98,-124.41) 09/13/2017   10:05:18    (  29.08,-125.08)   66.51            351
 09/16/2017   07:18:25   (  49.89, -75.98) 09/16/2017   07:20:38    (  50.32, -78.17)  163.63            133
 09/16/2017   08:57:18   (  49.89,-100.70) 09/16/2017   09:02:06    (  50.43,-103.50)  208.15            288
 09/18/2017   18:16:33   (  49.98, -80.16) 09/18/2017   18:10:56    (  49.70, -81.75)  118.55            337
 09/18/2017   19:55:26   (  49.98,-104.88) 09/18/2017   19:52:24    (  49.59,-107.08)  163.80            182
 09/18/2017   21:30:37   (  36.75,-124.99) 09/18/2017   21:30:04    (  36.27,-127.59)  238.81             33