Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2012 3 11.  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)
 03/12/2012   18:16:56   (  49.95, -80.21) 03/12/2012   18:09:48    (  49.68, -81.78)  116.90            428
 03/12/2012   19:55:49   (  49.95,-104.93) 03/12/2012   19:51:16    (  49.57,-107.10)  162.22            273
 03/12/2012   21:30:58   (  36.60,-124.99) 03/12/2012   21:28:54    (  36.13,-127.60)  238.98            124
 03/15/2012   09:24:26   (  20.05,-114.22) 03/15/2012   09:16:06    (  19.83,-114.87)   72.35            500
 03/18/2012   06:30:32   (  45.06, -65.46) 03/18/2012   06:30:12    (  45.44, -67.65)  176.34             20
 03/18/2012   08:08:03   (  49.93, -88.28) 03/18/2012   08:10:15    (  50.45, -90.93)  197.12            132
 03/18/2012   09:46:56   (  49.93,-113.00) 03/18/2012   09:51:43    (  50.56,-116.25)  241.60            287
 03/20/2012   19:06:08   (  49.99, -92.50) 03/20/2012   19:00:33    (  49.66, -94.48)  146.31            335
 03/20/2012   20:45:01   (  49.99,-117.23) 03/20/2012   20:42:01    (  49.55,-119.80)  191.65            180