Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2017 8 5.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-19) NOAA-19 Lat/Lon Date Time(NPP) NPP Lat/Lon    Distance(km)  Time Diff(sec)
 08/13/2017   12:49:44   (  80.80, -62.03) 08/13/2017   12:50:55  (  80.79, -61.89)    2.55                71
 08/13/2017   13:40:43   ( -80.80, 105.32) 08/13/2017   13:41:40  ( -80.78, 105.48)    3.24                57
 08/13/2017   14:31:45   (  80.80, -87.35) 08/13/2017   14:32:25  (  80.79, -87.28)    1.74                40
 08/13/2017   15:22:45   ( -80.79,  79.65) 08/13/2017   15:23:11  ( -80.80,  79.74)    2.13                26
 08/13/2017   16:13:47   (  80.80,-113.03) 08/13/2017   16:13:56  (  80.81,-113.02)    1.48                 9
 08/13/2017   17:04:46   ( -80.80,  54.34) 08/13/2017   17:04:41  ( -80.81,  54.36)    0.81                 5
 08/13/2017   17:55:48   (  80.80,-138.34) 08/13/2017   17:55:26  (  80.81,-138.41)    1.54                22
 08/13/2017   18:46:47   ( -80.80,  29.03) 08/13/2017   18:46:11  ( -80.81,  28.97)    1.05                36
 08/13/2017   19:37:49   (  80.81,-163.66) 08/13/2017   19:36:56  (  80.81,-163.80)    2.54                53