Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2018 11 1.  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   ( -80.36,  89.33) 11/10/2018   15:10:34  ( -80.38,  89.58)    5.47                75
 11/10/2018   16:00:18   (  80.37,-103.15) 11/10/2018   16:01:19  (  80.38,-103.04)    2.08                61
 11/10/2018   16:51:19   ( -80.38,  64.16) 11/10/2018   16:52:04  ( -80.39,  64.17)    1.07                45
 11/10/2018   17:42:18   (  80.39,-128.30) 11/10/2018   17:42:49  (  80.38,-128.44)    2.90                31
 11/10/2018   18:33:20   ( -80.38,  38.66) 11/10/2018   18:33:34  ( -80.39,  38.77)    2.32                14
 11/10/2018   19:24:19   (  80.39,-153.80) 11/10/2018   19:24:19  (  80.38,-153.85)    1.43                 0
 11/10/2018   20:15:20   ( -80.39,  13.50) 11/10/2018   20:15:04  ( -80.39,  13.36)    2.62                16
 11/10/2018   21:06:20   (  80.39,-179.29) 11/10/2018   21:05:49  (  80.38,-179.25)    1.09                31
 11/10/2018   21:57:21   ( -80.40, -12.00) 11/10/2018   21:56:34  ( -80.39, -12.04)    0.85                47
 11/10/2018   22:48:21   (  80.39, 155.22) 11/10/2018   22:47:19  (  80.39, 155.34)    2.41                62