Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2018 10 18.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-20) NOAA-20 Lat/Lon Date Time(NOAA-19) NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 10/20/2018   17:35:41   ( -80.38,  52.83) 10/20/2018   17:34:27  ( -80.39,  52.91)    2.26                74
 10/20/2018   18:26:27   (  80.40,-140.10) 10/20/2018   18:25:23  (  80.38,-140.01)    2.24                64
 10/20/2018   19:17:11   ( -80.38,  27.43) 10/20/2018   19:16:28  ( -80.39,  27.42)    1.52                43
 10/20/2018   20:07:57   (  80.40,-165.50) 10/20/2018   20:07:24  (  80.38,-165.50)    1.75                33
 10/20/2018   20:58:41   ( -80.38,   2.02) 10/20/2018   20:58:29  ( -80.39,   1.93)    2.15                12
 10/20/2018   21:49:27   (  80.40, 169.09) 10/20/2018   21:49:25  (  80.38, 169.01)    2.41                 2
 10/20/2018   22:40:12   ( -80.41, -23.71) 10/20/2018   22:40:30  ( -80.40, -23.56)    3.18                18
 10/20/2018   23:30:57   (  80.40, 143.68) 10/20/2018   23:31:25  (  80.40, 143.86)    3.32                28
 10/21/2018   00:21:42   ( -80.41, -49.12) 10/21/2018   00:22:31  ( -80.40, -49.06)    2.22                49
 10/21/2018   01:12:27   (  80.41, 118.27) 10/21/2018   01:13:26  (  80.40, 118.37)    1.82                59