Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2018 11 6.  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)
 11/10/2018   15:09:19   ( -80.37,  89.53) 11/10/2018   15:10:35  ( -80.39,  89.44)    3.34                76
 11/10/2018   16:00:19   (  80.37,-103.25) 11/10/2018   16:01:20  (  80.39,-103.15)    2.88                61
 11/10/2018   16:51:19   ( -80.39,  64.37) 11/10/2018   16:52:04  ( -80.37,  64.35)    1.86                45
 11/10/2018   17:42:19   (  80.39,-128.41) 11/10/2018   17:42:50  (  80.39,-128.55)    2.69                31
 11/10/2018   18:33:20   ( -80.39,  38.87) 11/10/2018   18:33:34  ( -80.37,  38.95)    2.16                14
 11/10/2018   19:24:20   (  80.39,-153.90) 11/10/2018   19:24:20  (  80.39,-153.96)    1.15                 0
 11/10/2018   20:15:21   ( -80.39,  13.37) 11/10/2018   20:15:05  ( -80.40,  13.22)    3.11                16
 11/10/2018   21:06:21   (  80.39,-179.39) 11/10/2018   21:05:50  (  80.39,-179.36)    0.92                31
 11/10/2018   21:57:22   ( -80.39, -12.13) 11/10/2018   21:56:35  ( -80.40, -12.18)    1.97                47
 11/10/2018   22:48:22   (  80.39, 155.11) 11/10/2018   22:47:20  (  80.39, 155.23)    2.41                62