Simultaneous Nadir Overpasses (SNOs) near equator between NOAA-19 and NPP
TLE Epoch: 2013 4 14.  Predictions up to the next  14.0 days:

Date(NOAA-19)     Time(NOAA-19)   NOAA-19 Lat/Lon   Date(NPP)     Time(NPP)    NPP Lat/Lon    Distance (km)   Time Diff(sec)
 04/26/2013   17:35:13   ( -29.96, 115.37) 04/26/2013   17:26:09    ( -29.77, 114.42)   94.67            544
 04/26/2013   18:26:19   (  29.99, -77.41) 04/26/2013   18:16:58    (  29.79, -78.29)   88.10            561
 04/26/2013   19:17:18   ( -29.98,  89.85) 04/26/2013   19:07:40    ( -29.83,  89.02)   81.12            578
 04/26/2013   20:08:23   (  29.96,-102.92) 04/26/2013   19:58:28    (  29.79,-103.67)   74.57            595