Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2012 1 28.  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)
 01/30/2012   06:30:39   (  44.67, -65.69) 01/30/2012   06:30:08    (  45.02, -67.65)  159.14             31
 01/30/2012   08:08:04   (  49.92, -88.38) 01/30/2012   08:10:05    (  50.37, -90.80)  180.01            121
 01/30/2012   09:46:58   (  49.88,-113.12) 01/30/2012   09:51:33    (  50.48,-116.13)  224.58            275
 02/01/2012   19:06:29   (  49.99, -92.67) 02/01/2012   19:00:21    (  49.69, -94.32)  122.59            368
 02/01/2012   20:45:22   (  49.96,-117.38) 02/01/2012   20:41:49    (  49.58,-119.64)  167.76            213