Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2018 8 30.  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)
 09/02/2018   09:07:48   (  80.45,  -1.27) 09/02/2018   09:08:54  (  80.44,  -1.10)    3.30                66
 09/02/2018   09:58:47   ( -80.45, 166.06) 09/02/2018   09:59:39  ( -80.44, 166.20)    2.91                52
 09/02/2018   10:49:49   (  80.45, -26.75) 09/02/2018   10:50:25  (  80.47, -26.82)    2.26                36
 09/02/2018   11:40:48   ( -80.45, 140.59) 09/02/2018   11:41:10  ( -80.47, 140.48)    2.39                22
 09/02/2018   12:31:50   (  80.45, -52.23) 09/02/2018   12:31:55  (  80.47, -52.21)    1.93                 5
 09/02/2018   13:22:49   ( -80.46, 115.11) 09/02/2018   13:22:40  ( -80.47, 115.09)    1.53                 9
 09/02/2018   14:13:51   (  80.45, -77.71) 09/02/2018   14:13:25  (  80.47, -77.61)    2.73                26
 09/02/2018   15:04:50   ( -80.46,  89.64) 09/02/2018   15:04:10  ( -80.47,  89.70)    1.83                40
 09/02/2018   15:55:51   (  80.47,-102.85) 09/02/2018   15:54:55  (  80.47,-103.00)    2.80                56