Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2013 2 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)
 02/09/2013   07:19:10   (  48.76, -76.46) 02/09/2013   07:18:50    (  49.15, -78.69)  168.15             20
 02/09/2013   08:57:44   (  49.89,-100.72) 02/09/2013   08:59:58    (  50.42,-103.50)  206.70            134
 02/11/2013   18:16:58   (  50.00, -80.21) 02/11/2013   18:08:49    (  49.75, -81.78)  115.49            489
 02/11/2013   19:55:51   (  50.00,-104.93) 02/11/2013   19:50:17    (  49.63,-107.10)  160.71            334
 02/11/2013   21:31:00   (  36.64,-125.00) 02/11/2013   21:27:54    (  36.13,-127.55)  235.74            186
 02/17/2013   06:31:33   (  41.69, -66.63) 02/17/2013   06:30:16    (  42.04, -68.80)  183.88             77
 02/17/2013   08:08:08   (  49.89, -88.31) 02/17/2013   08:09:21    (  50.41, -90.84)  189.58             73
 02/17/2013   09:47:01   (  49.89,-113.03) 02/17/2013   09:50:49    (  50.53,-116.16)  234.07            228