Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2013 5 2.  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)
 05/02/2013   18:17:56   (  49.95, -80.28) 05/02/2013   18:10:03    (  49.69, -81.91)  120.65            473
 05/02/2013   19:56:49   (  49.95,-105.01) 05/02/2013   19:51:31    (  49.58,-107.24)  165.91            318
 05/02/2013   21:31:53   (  36.30,-124.99) 05/02/2013   21:29:03    (  35.79,-127.61)  241.55            170
 05/08/2013   06:32:10   (  42.90, -66.36) 05/08/2013   06:31:07    (  43.24, -68.49)  177.51             63
 05/08/2013   08:09:04   (  49.91, -88.44) 05/08/2013   08:10:32    (  50.39, -90.97)  188.13             88
 05/08/2013   09:47:57   (  49.91,-113.16) 05/08/2013   09:51:59    (  50.56,-116.26)  232.60            242
 05/10/2013   19:07:09   (  49.99, -92.61) 05/10/2013   19:00:50    (  49.65, -94.58)  146.53            379
 05/10/2013   20:46:02   (  50.00,-117.33) 05/10/2013   20:42:18    (  49.54,-119.90)  191.84            224