Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2012 8 10.  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)
 08/11/2012   19:06:12   (  49.96, -92.53) 08/11/2012   18:59:19    (  49.67, -94.38)  136.53            413
 08/11/2012   20:45:05   (  49.96,-117.25) 08/11/2012   20:40:47    (  49.56,-119.71)  181.81            258
 08/17/2012   07:19:09   (  48.43, -76.67) 08/17/2012   07:18:43    (  48.78, -78.87)  166.63             26
 08/17/2012   08:57:37   (  49.93,-100.77) 08/17/2012   08:59:44    (  50.45,-103.51)  203.10            127
 08/19/2012   18:17:02   (  49.98, -80.26) 08/19/2012   18:08:42    (  50.29, -81.97)  126.93            500
 08/19/2012   19:55:55   (  49.96,-104.97) 08/19/2012   19:50:00    (  49.61,-107.04)  153.48            355
 08/19/2012   21:31:01   (  36.40,-125.00) 08/19/2012   21:27:34    (  35.94,-127.46)  226.65            207