Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2013 8 8.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-19)   NOAA-19 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 08/15/2013   18:51:48   (  80.95,-155.97) (  80.95,-155.98)    0.12                62
 08/15/2013   19:42:49   ( -80.94,  11.50) ( -80.94,  11.60)    1.80                45
 08/15/2013   20:33:51   (  80.93, 179.04) (  80.93, 179.01)    0.57                28
 08/15/2013   21:24:52   ( -80.92, -13.50) ( -80.92, -13.42)    1.43                11
 08/15/2013   22:15:53   (  80.90, 154.41) (  80.90, 154.36)    0.99                 6
 08/15/2013   23:06:55   ( -80.90, -38.50) ( -80.90, -38.43)    1.08                23
 08/15/2013   23:57:56   (  80.88, 129.42) (  80.88, 129.34)    1.41                40
 08/16/2013   00:48:57   ( -80.87, -63.13) ( -80.87, -63.10)    0.71                57