Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2017 9 6.  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)
 09/08/2017   06:30:02   (  46.33, -65.04) 09/08/2017   06:30:51    (  46.72, -67.01)  156.69             49
 09/08/2017   08:07:55   (  49.89, -88.35) 09/08/2017   08:11:17    (  50.41, -90.81)  184.31            202
 09/08/2017   09:46:48   (  49.90,-113.07) 09/08/2017   09:52:45    (  50.52,-116.13)  228.71            357
 09/10/2017   19:06:03   (  49.97, -92.53) 09/10/2017   19:01:35    (  49.66, -94.41)  139.32            268
 09/10/2017   20:44:56   (  49.97,-117.25) 09/10/2017   20:43:03    (  49.54,-119.73)  184.61            113
 09/13/2017   08:34:45   (  20.01,-101.87) 09/13/2017   08:26:25    (  19.87,-102.08)   25.87            500
 09/13/2017   10:11:10   (  28.93,-124.43) 09/13/2017   10:05:18    (  29.06,-125.09)   66.32            352
 09/16/2017   07:18:26   (  49.94, -75.97) 09/16/2017   07:20:38    (  50.36, -78.16)  163.09            132
 09/16/2017   08:57:19   (  49.94,-100.69) 09/16/2017   09:02:06    (  50.47,-103.48)  207.56            287