Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2012 4 23.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-19)   NOAA-19 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 05/03/2012   13:39:35   (  80.57, -70.84) (  80.56, -70.68)    2.90                56
 05/03/2012   14:30:32   ( -80.55,  96.71) ( -80.55,  96.82)    2.01                43
 05/03/2012   15:21:36   (  80.47, -94.90) (  80.47, -94.78)    2.31                21
 05/03/2012   16:12:32   ( -80.46,  72.64) ( -80.45,  72.72)    1.47                 8
 05/03/2012   17:03:36   (  80.38,-118.98) (  80.37,-118.89)    1.74                14
 05/03/2012   17:54:32   ( -80.33,  48.86) ( -80.33,  48.91)    0.96                27
 05/03/2012   18:45:36   (  80.25,-142.78) (  80.24,-142.72)    1.20                49