Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2013 3 29.  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)
 03/29/2013   07:19:39   (  49.51, -76.23) 03/29/2013   07:19:31    (  49.87, -78.50)  168.49              8
 03/29/2013   08:58:25   (  49.93,-100.77) 03/29/2013   09:00:50    (  50.50,-103.59)  210.39            145
 03/31/2013   18:17:46   (  49.96, -80.31) 03/31/2013   18:09:42    (  49.70, -81.90)  117.78            484
 03/31/2013   19:56:39   (  49.95,-105.03) 03/31/2013   19:51:10    (  49.59,-107.22)  163.03            329
 03/31/2013   21:31:42   (  36.23,-124.98) 03/31/2013   21:28:41    (  35.74,-127.57)  239.13            181
 04/06/2013   06:32:38   (  41.52, -66.84) 04/06/2013   06:31:11    (  41.88, -68.98)  182.04             87
 04/06/2013   08:09:10   (  49.92, -88.45) 04/06/2013   08:10:13    (  50.42, -90.95)  187.19             63
 04/06/2013   09:48:03   (  49.92,-113.16) 04/06/2013   09:51:41    (  50.53,-116.28)  231.53            218