Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2017 8 7.  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   (  80.79, -62.09) 08/13/2017   12:50:55  (  80.79, -61.95)    2.49                71
 08/13/2017   13:40:43   ( -80.80, 105.25) 08/13/2017   13:41:40  ( -80.79, 105.42)    3.00                57
 08/13/2017   14:31:45   (  80.80, -87.40) 08/13/2017   14:32:25  (  80.79, -87.34)    1.42                40
 08/13/2017   15:22:44   ( -80.80,  79.94) 08/13/2017   15:23:10  ( -80.79,  80.03)    2.05                26
 08/13/2017   16:13:46   (  80.80,-112.72) 08/13/2017   16:13:55  (  80.79,-112.73)    1.29                 9
 08/13/2017   17:04:46   ( -80.80,  54.27) 08/13/2017   17:04:41  ( -80.81,  54.29)    1.42                 5
 08/13/2017   17:55:48   (  80.80,-138.40) 08/13/2017   17:55:26  (  80.81,-138.47)    1.89                22
 08/13/2017   18:46:47   ( -80.80,  28.96) 08/13/2017   18:46:11  ( -80.81,  28.90)    1.32                36
 08/13/2017   19:37:49   (  80.80,-163.72) 08/13/2017   19:36:56  (  80.81,-163.86)    2.62                53