Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2013 1 10.  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)
 01/10/2013   19:56:09   (  49.98,-105.04) 01/10/2013   19:49:45    (  49.65,-107.01)  145.65            384
 01/10/2013   21:31:11   (  36.21,-124.99) 01/10/2013   21:27:15    (  35.75,-127.34)  217.25            236
 01/16/2013   06:32:52   (  38.39, -67.83) 01/16/2013   06:30:33    (  38.73, -69.79)  175.09            139
 01/16/2013   08:08:32   (  49.89, -88.46) 01/16/2013   08:08:42    (  50.35, -90.74)  170.70             10
 01/16/2013   09:47:25   (  49.89,-113.18) 01/16/2013   09:50:10    (  50.46,-116.07)  215.15            165
 01/18/2013   19:06:41   (  49.99, -92.67) 01/18/2013   18:58:58    (  49.68, -94.31)  122.89            463
 01/18/2013   20:45:34   (  49.98,-117.39) 01/18/2013   20:40:26    (  49.57,-119.64)  168.14            308