Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2016 4 11.  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)
 04/14/2016   06:31:11   (  46.92, -65.02) 04/14/2016   06:31:17    (  47.28, -66.76)  137.70              6
 04/14/2016   08:09:13   (  49.89, -88.56) 04/14/2016   08:11:53    (  50.33, -90.83)  169.22            160
 04/14/2016   09:48:06   (  49.89,-113.27) 04/14/2016   09:53:21    (  50.44,-116.15)  213.70            315
 04/16/2016   19:07:23   (  49.95, -92.72) 04/16/2016   19:02:10    (  49.69, -94.35)  120.74            313
 04/16/2016   20:46:16   (  49.94,-117.44) 04/16/2016   20:43:38    (  49.57,-119.68)  166.02            158
 04/19/2016   10:12:55   (  27.53,-125.00) 04/19/2016   10:06:40    (  26.23,-125.82)  166.22            375