Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP over region 
TLE Epoch: 2013 11 2.  Predictions up to the next  30.0 days:

Date(NOAA-19)     Time(NOAA-19)   NOAA-19 Lat/Lon   Date(NPP)     Time(NPP)    NPP Lat/Lon    Distance (km)   Time Diff(sec)
 11/11/2013   14:58:20   (  22.63, 164.85) 11/11/2013   14:59:32    (  23.60, 160.55)  453.40             72
 11/12/2013   03:56:53   (  22.66, 142.75) 11/12/2013   03:53:47    (  22.01, 139.59)  333.19            186
 11/24/2013   03:24:58   (  16.86, 151.85) 11/24/2013   03:26:37    (  15.85, 147.49)  479.08             99
 11/24/2013   16:01:42   (  13.82, 147.59) 11/24/2013   15:59:10    (  14.54, 144.13)  381.20            152