Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2012 12 9.  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)
 12/09/2012   18:16:56   (  49.95, -80.25) 12/09/2012   18:08:36    (  50.22, -81.96)  125.28            500
 12/09/2012   19:55:50   (  50.00,-105.00) 12/09/2012   19:49:56    (  49.65,-107.08)  154.18            354
 12/09/2012   21:30:55   (  36.40,-124.99) 12/09/2012   21:27:29    (  35.93,-127.46)  227.72            206
 12/15/2012   06:32:14   (  39.87, -67.35) 12/15/2012   06:30:20    (  40.25, -69.38)  177.79            114
 12/15/2012   08:08:18   (  49.94, -88.42) 12/15/2012   08:08:54    (  50.41, -90.80)  177.62             36
 12/15/2012   09:47:12   (  49.89,-113.17) 12/15/2012   09:50:23    (  50.47,-116.15)  222.39            191
 12/17/2012   19:06:28   (  49.98, -92.64) 12/17/2012   18:59:10    (  49.64, -94.38)  130.06            438
 12/17/2012   20:45:21   (  49.97,-117.36) 12/17/2012   20:40:39    (  49.59,-119.73)  175.32            282