Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2013 8 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)
 08/09/2013   09:24:35   (  20.89,-114.10) 08/09/2013   09:16:29    (  21.00,-114.49)   42.49            486
 08/12/2013   06:30:36   (  46.51, -65.05) 08/12/2013   06:30:34    (  46.86, -66.96)  151.30              2
 08/12/2013   08:08:32   (  49.90, -88.42) 08/12/2013   08:11:03    (  50.37, -90.83)  179.77            151
 08/12/2013   09:47:25   (  49.90,-113.14) 08/12/2013   09:52:31    (  50.48,-116.16)  224.21            306
 08/14/2013   19:06:40   (  49.95, -92.58) 08/14/2013   19:01:21    (  49.60, -94.43)  138.48            319
 08/14/2013   20:45:33   (  49.95,-117.30) 08/14/2013   20:42:49    (  49.49,-119.76)  183.82            164
 08/17/2013   10:12:19   (  26.99,-124.99) 08/17/2013   10:05:55    (  26.22,-125.87)  123.00            384