Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2018 10 9.  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   17:35:37   ( -80.37,  52.96) 10/20/2018   17:34:25  ( -80.39,  52.83)    3.35                72
 10/20/2018   18:26:23   (  80.40,-140.05) 10/20/2018   18:25:21  (  80.38,-140.17)    3.24                62
 10/20/2018   19:17:08   ( -80.40,  27.23) 10/20/2018   19:16:26  ( -80.39,  27.33)    2.10                42
 10/20/2018   20:07:53   (  80.40,-165.46) 10/20/2018   20:07:21  (  80.40,-165.33)    2.49                32
 10/20/2018   20:58:38   ( -80.40,   1.81) 10/20/2018   20:58:27  ( -80.39,   1.83)    1.28                11
 10/20/2018   21:49:23   (  80.40, 169.12) 10/20/2018   21:49:22  (  80.40, 169.17)    1.26                 1
 10/20/2018   22:40:08   ( -80.41, -23.60) 10/20/2018   22:40:28  ( -80.39, -23.67)    1.97                20
 10/20/2018   23:30:53   (  80.41, 143.71) 10/20/2018   23:31:23  (  80.40, 143.68)    1.27                30
 10/21/2018   00:21:38   ( -80.41, -49.02) 10/21/2018   00:22:29  ( -80.39, -49.17)    3.34                51
 10/21/2018   01:12:23   (  80.41, 118.29) 10/21/2018   01:13:24  (  80.40, 118.18)    2.51                61