Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2012 10 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)
 10/12/2012   06:32:00   (  39.67, -67.38) 10/12/2012   06:30:04    (  40.01, -69.40)  177.15            116
 10/12/2012   08:08:01   (  49.91, -88.40) 10/12/2012   08:08:34    (  50.41, -90.75)  176.44             33
 10/12/2012   09:46:54   (  49.92,-113.12) 10/12/2012   09:50:02    (  50.52,-116.08)  220.81            188
 10/14/2012   19:06:12   (  49.98, -92.59) 10/14/2012   18:58:53    (  49.68, -94.33)  129.03            439
 10/14/2012   20:45:05   (  49.97,-117.31) 10/14/2012   20:40:21    (  49.57,-119.65)  174.32            284
 10/20/2012   07:19:11   (  47.91, -76.87) 10/20/2012   07:18:36    (  48.27, -79.05)  166.61             35