Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2012 9 3.  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)
 09/04/2012   18:16:46   (  49.96, -80.20) 09/04/2012   18:08:30    (  49.71, -81.72)  112.41            496
 09/04/2012   19:55:38   (  49.96,-104.92) 09/04/2012   19:49:57    (  49.61,-107.04)  157.65            341
 09/04/2012   21:30:47   (  36.61,-125.00) 09/04/2012   21:27:34    (  36.11,-127.51)  231.70            193
 09/10/2012   06:31:35   (  40.94, -66.95) 09/10/2012   06:30:02    (  41.32, -69.03)  179.77             93
 09/10/2012   08:07:57   (  49.92, -88.37) 09/10/2012   08:08:55    (  50.39, -90.84)  183.19             58
 09/10/2012   09:46:50   (  49.92,-113.09) 09/10/2012   09:50:22    (  50.55,-116.14)  227.64            212
 09/12/2012   19:06:04   (  49.99, -92.54) 09/12/2012   18:59:12    (  49.69, -94.39)  136.82            412
 09/12/2012   20:44:57   (  49.99,-117.26) 09/12/2012   20:40:40    (  49.58,-119.72)  182.10            257