Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2013 12 16.  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)
 12/18/2013   06:30:48   (  46.61, -65.04) 12/18/2013   06:32:34    (  46.96, -66.93)  148.90            106
 12/18/2013   08:08:45   (  49.92, -88.44) 12/18/2013   08:13:04    (  50.42, -90.81)  177.90            259
 12/18/2013   09:47:38   (  49.92,-113.16) 12/18/2013   09:54:32    (  50.53,-116.13)  222.41            414
 12/20/2013   19:06:49   (  49.99, -92.64) 12/20/2013   19:03:25    (  49.64, -94.49)  138.66            204
 12/20/2013   20:45:42   (  50.00,-117.36) 12/20/2013   20:44:54    (  49.58,-119.84)  183.95             48
 12/23/2013   08:34:13   (  24.18,-100.93) 12/23/2013   08:27:02    (  24.20,-101.03)    9.70            431
 12/23/2013   10:10:35   (  33.26,-123.32) 12/23/2013   10:05:55    (  33.38,-123.90)   55.76            280