Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2013 8 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)
 08/04/2013   07:19:04   (  49.89, -76.05) 08/04/2013   07:20:08    (  50.29, -78.16)  156.80             64
 08/04/2013   08:57:57   (  49.90,-100.77) 08/04/2013   09:01:35    (  50.46,-103.46)  201.29            218
 08/06/2013   18:17:14   (  49.96, -80.22) 08/06/2013   18:10:27    (  49.68, -81.76)  114.87            407
 08/06/2013   19:56:07   (  49.96,-104.94) 08/06/2013   19:51:55    (  49.56,-107.08)  160.13            252
 08/06/2013   21:31:15   (  36.54,-125.00) 08/06/2013   21:29:32    (  36.07,-127.53)  233.52            103
 08/09/2013   09:24:35   (  20.89,-114.10) 08/09/2013   09:16:29    (  21.00,-114.49)   42.48            486
 08/12/2013   06:30:35   (  46.51, -65.05) 08/12/2013   06:30:33    (  46.85, -66.97)  151.30              2
 08/12/2013   08:08:31   (  49.90, -88.42) 08/12/2013   08:11:02    (  50.37, -90.83)  179.78            151
 08/12/2013   09:47:24   (  49.90,-113.14) 08/12/2013   09:52:30    (  50.48,-116.16)  224.22            306