Simultaneous Nadir Overpasses (SNOs) near US between NOAA-19 and NPP
TLE Epoch: 2013 8 24.  Predictions up to the next  10.0 days:

Date(NOAA-19)     Time(NOAA-19)   NOAA-19 Lat/Lon   Date(NPP)     Time(NPP)    NPP Lat/Lon    Distance (km)   Time Diff(sec)
 08/28/2013   18:00:33   (  49.95, -75.69) 08/28/2013   17:58:10    (  49.46, -78.54)  212.34            143
 08/28/2013   19:42:38   (  49.98,-101.22) 08/28/2013   19:39:41    (  49.52,-103.94)  202.23            177
 08/28/2013   21:23:31   (  45.91,-125.00) 08/28/2013   21:20:00    (  45.42,-127.62)  210.98            211
 08/29/2013   08:06:36   (  25.16, -92.31) 08/29/2013   07:59:27    (  25.61, -94.33)  209.27            429
 08/29/2013   09:49:14   (  23.20,-118.34) 08/29/2013   09:41:31    (  23.61,-120.22)  197.71            463