Simultaneous Nadir Overpasses (SNOs) between NOAA-19 and NPP
TLE Epoch: 2018 10 8.  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)
 10/13/2018   22:20:54   ( -80.30, -20.53) 10/13/2018   22:22:03  ( -80.34, -18.02)   46.97                69
 10/13/2018   23:11:44   (  80.40, 148.32) 10/13/2018   23:12:51  (  80.41, 148.40)    1.87                67
 10/14/2018   00:02:50   ( -80.40, -44.36) 10/14/2018   00:03:36  ( -80.41, -44.39)    1.47                46
 10/14/2018   00:53:44   (  80.41, 123.16) 10/14/2018   00:54:21  (  80.41, 123.00)    3.15                37
 10/14/2018   01:44:51   ( -80.40, -69.85) 10/14/2018   01:45:06  ( -80.42, -69.79)    1.87                15
 10/14/2018   02:35:45   (  80.41,  97.67) 10/14/2018   02:35:51  (  80.41,  97.59)    1.49                 6
 10/14/2018   03:26:52   ( -80.40, -95.35) 10/14/2018   03:26:36  ( -80.42, -95.20)    3.27                16
 10/14/2018   04:17:46   (  80.42,  72.17) 10/14/2018   04:17:21  (  80.41,  72.19)    0.47                25
 10/14/2018   05:08:52   ( -80.42,-120.50) 10/14/2018   05:08:06  ( -80.42,-120.60)    1.79                46
 10/14/2018   05:59:47   (  80.42,  46.68) 10/14/2018   05:58:51  (  80.41,  46.79)    1.97                56