Simultaneous Nadir Overpasses (SNOs) near US between NOAA-19 and NPP
TLE Epoch: 2014 2 7.  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)
 02/08/2014   18:29:46   (  49.99, -81.67) 02/08/2014   18:26:19    (  49.43, -84.89)  239.93            207
 02/08/2014   20:11:50   (  49.99,-107.19) 02/08/2014   20:07:49    (  49.43,-110.27)  230.12            241
 02/09/2014   10:19:09   (  20.16,-124.99) 02/09/2014   10:10:35    (  20.46,-127.34)  247.36            514