Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2018 4 26.  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)
 05/07/2018   21:11:18   ( -80.58,  -3.59) 05/07/2018   21:10:15  ( -80.58,  -3.51)    1.48                63
 05/07/2018   22:02:03   (  80.58, 163.66) 05/07/2018   22:01:14  (  80.58, 163.75)    1.66                49
 05/07/2018   22:52:48   ( -80.58, -29.01) 05/07/2018   22:52:16  ( -80.58, -28.94)    1.27                32
 05/07/2018   23:43:33   (  80.59, 138.24) 05/07/2018   23:43:15  (  80.58, 138.31)    1.39                18
 05/08/2018   00:34:18   ( -80.58, -54.43) 05/08/2018   00:34:17  ( -80.58, -54.37)    1.06                 1
 05/08/2018   01:25:03   (  80.59, 112.82) 05/08/2018   01:25:16  (  80.58, 112.87)    1.13                13
 05/08/2018   02:15:48   ( -80.59, -79.85) 05/08/2018   02:16:18  ( -80.59, -79.81)    0.86                30
 05/08/2018   03:06:33   (  80.59,  87.40) 05/08/2018   03:07:17  (  80.59,  87.44)    0.92                44
 05/08/2018   03:57:18   ( -80.59,-105.27) 05/08/2018   03:58:19  ( -80.59,-105.24)    0.66                61