Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2015 9 8.  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)
 09/11/2015   07:18:45   (  49.91, -76.00) 09/11/2015   07:23:31    (  50.32, -78.18)  162.42            286
 09/11/2015   08:57:38   (  49.91,-100.72) 09/11/2015   09:04:58    (  50.48,-103.49)  206.89            440
 09/13/2015   18:16:54   (  49.95, -80.16) 09/13/2015   18:13:44    (  49.68, -81.66)  111.45            190
 09/13/2015   19:55:47   (  49.94,-104.88) 09/13/2015   19:55:12    (  49.58,-106.98)  156.70             35
 09/13/2015   21:29:08   (  30.10,-123.17) 09/13/2015   21:30:58    (  29.61,-125.59)  240.33            110
 09/16/2015   07:45:36   (  20.05, -89.52) 09/16/2015   07:38:26    (  20.02, -89.32)   21.11            430
 09/16/2015   09:20:50   (  33.23,-110.94) 09/16/2015   09:16:09    (  33.30,-111.19)   24.57            281