Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2017 7 3.  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)
 07/06/2017   06:30:04   (  46.36, -65.03) 07/06/2017   06:30:11    (  46.74, -66.91)  149.93              7
 07/06/2017   08:07:57   (  49.92, -88.34) 07/06/2017   08:10:38    (  50.36, -90.74)  177.99            161
 07/06/2017   09:46:50   (  49.93,-113.05) 07/06/2017   09:52:05    (  50.53,-116.03)  222.35            315
 07/08/2017   19:06:07   (  49.97, -92.52) 07/08/2017   19:00:54    (  49.64, -94.29)  132.38            313
 07/08/2017   20:45:00   (  49.96,-117.24) 07/08/2017   20:42:22    (  49.53,-119.62)  177.66            158
 07/11/2017   10:11:51   (  26.70,-124.99) 07/11/2017   10:05:22    (  26.28,-125.72)   85.62            389