Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2013 2 1.  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)
 02/01/2013   06:32:09   (  40.22, -67.18) 02/01/2013   06:30:24    (  40.56, -69.25)  179.96            105
 02/01/2013   08:08:19   (  49.93, -88.36) 02/01/2013   08:09:04    (  50.38, -90.79)  180.60             45
 02/01/2013   09:47:11   (  49.93,-113.08) 02/01/2013   09:50:30    (  50.56,-116.09)  225.02            199
 02/03/2013   19:06:28   (  49.99, -92.60) 02/03/2013   18:59:24    (  49.68, -94.41)  134.35            424
 02/03/2013   20:45:21   (  49.98,-117.32) 02/03/2013   20:40:52    (  49.57,-119.73)  179.64            269
 02/09/2013   07:19:07   (  48.90, -76.41) 02/09/2013   07:18:49    (  49.28, -78.64)  167.91             18
 02/09/2013   08:57:43   (  49.91,-100.71) 02/09/2013   08:59:58    (  50.49,-103.47)  207.01            135