Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2013 2 27.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-19)   NOAA-19 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 03/06/2013   17:46:46   (  80.87,-138.33) (  80.88,-138.39)    1.07                69
 03/06/2013   18:37:53   ( -80.86,  29.17) ( -80.85,  29.33)    2.84                46
 03/06/2013   19:28:50   (  80.86,-163.59) (  80.86,-163.41)    3.10                34
 03/06/2013   20:19:55   ( -80.82,   4.63) ( -80.82,   4.66)    0.47                12
 03/06/2013   21:10:52   (  80.82, 171.88) (  80.82, 171.92)    0.72                 0
 03/06/2013   22:01:57   ( -80.78, -19.91) ( -80.78, -20.02)    1.92                22
 03/06/2013   22:52:53   (  80.76, 147.68) (  80.76, 147.59)    1.69                34
 03/06/2013   23:44:01   ( -80.76, -45.17) ( -80.76, -45.05)    2.26                57