Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2018 11 9.  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,  89.55)    5.21                75
 11/10/2018   16:00:18   (  80.37,-103.10) 11/10/2018   16:01:19  (  80.37,-103.02)    1.60                61
 11/10/2018   16:51:19   ( -80.37,  64.16) 11/10/2018   16:52:04  ( -80.39,  64.15)    1.32                45
 11/10/2018   17:42:19   (  80.37,-128.59) 11/10/2018   17:42:49  (  80.38,-128.42)    3.24                30
 11/10/2018   18:33:20   ( -80.38,  38.66) 11/10/2018   18:33:34  ( -80.39,  38.74)    2.09                14
 11/10/2018   19:24:19   (  80.39,-153.75) 11/10/2018   19:24:19  (  80.38,-153.83)    2.11                 0
 11/10/2018   20:15:20   ( -80.39,  13.50) 11/10/2018   20:15:04  ( -80.39,  13.34)    3.08                16
 11/10/2018   21:06:20   (  80.39,-179.24) 11/10/2018   21:05:49  (  80.38,-179.23)    1.41                31
 11/10/2018   21:57:21   ( -80.39, -12.00) 11/10/2018   21:56:34  ( -80.39, -12.07)    1.31                47
 11/10/2018   22:48:21   (  80.39, 155.26) 11/10/2018   22:47:19  (  80.38, 155.36)    2.22                62