Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2012 3 6.  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)
 03/10/2012   07:18:49   (  49.92, -76.00) 03/10/2012   07:19:30    (  50.37, -78.26)  168.81             41
 03/10/2012   08:57:42   (  49.92,-100.72) 03/10/2012   09:00:58    (  50.48,-103.59)  213.32            196
 03/12/2012   18:16:56   (  49.95, -80.21) 03/12/2012   18:09:46    (  49.65, -81.76)  116.39            430
 03/12/2012   19:55:49   (  49.95,-104.93) 03/12/2012   19:51:15    (  49.60,-107.11)  161.70            274
 03/12/2012   21:30:58   (  36.60,-125.00) 03/12/2012   21:28:52    (  36.11,-127.59)  238.31            126
 03/15/2012   09:24:28   (  20.04,-114.23) 03/15/2012   09:16:08    (  19.64,-114.91)   84.06            500