Simultaneous Nadir Overpasses (SNOs) near US between NOAA-19 and NPP
TLE Epoch: 2013 3 5.  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)
 03/06/2013   19:17:46   (  47.94, -95.34) 03/06/2013   19:18:21    (  47.32, -98.27)  229.94             35
 03/06/2013   21:00:25   (  49.90,-121.72) 03/06/2013   21:00:26    (  49.34,-124.50)  209.60              1
 03/07/2013   07:38:45   (  37.71, -83.73) 03/07/2013   07:35:11    (  38.17, -86.01)  206.49            214
 03/07/2013   09:21:24   (  35.74,-109.87) 03/07/2013   09:17:16    (  36.13,-112.03)  198.76            248
 03/07/2013   19:07:28   (  49.99, -93.51) 03/07/2013   19:00:04    (  49.81, -94.58)   78.95            444
 03/07/2013   20:49:32   (  49.95,-119.01) 03/07/2013   20:41:33    (  49.76,-119.93)   69.11            479