Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2018 3 16.  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)
 03/27/2018   14:44:40   (  80.62, -87.40) 03/27/2018   14:43:42  (  80.62, -87.36)    0.88                58
 03/27/2018   15:35:25   ( -80.62,  79.87) 03/27/2018   15:34:38  ( -80.62,  79.82)    1.04                47
 03/27/2018   16:26:10   (  80.62,-112.81) 03/27/2018   16:25:43  (  80.62,-112.77)    0.94                27
 03/27/2018   17:16:55   ( -80.62,  54.46) 03/27/2018   17:16:39  ( -80.62,  54.40)    1.05                16
 03/27/2018   18:07:40   (  80.62,-138.22) 03/27/2018   18:07:44  (  80.63,-138.18)    1.02                 4
 03/27/2018   18:58:25   ( -80.62,  29.04) 03/27/2018   18:58:40  ( -80.62,  28.98)    1.07                15
 03/27/2018   19:49:10   (  80.62,-163.64) 03/27/2018   19:49:45  (  80.63,-163.60)    1.10                35
 03/27/2018   20:39:55   ( -80.63,   3.63) 03/27/2018   20:40:41  ( -80.63,   3.57)    1.11                46
 03/27/2018   21:30:40   (  80.63, 170.95) 03/27/2018   21:31:46  (  80.64, 170.99)    1.18                66