Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2018 4 27.  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,  -3.61) 05/07/2018   21:10:15  ( -80.58,  -3.45)    2.85                63
 05/07/2018   22:02:03   (  80.58, 163.66) 05/07/2018   22:01:14  (  80.58, 163.82)    2.96                49
 05/07/2018   22:52:48   ( -80.58, -29.03) 05/07/2018   22:52:16  ( -80.58, -28.88)    2.66                32
 05/07/2018   23:43:33   (  80.59, 138.24) 05/07/2018   23:43:15  (  80.58, 138.38)    2.67                18
 05/08/2018   00:34:18   ( -80.59, -54.45) 05/08/2018   00:34:17  ( -80.59, -54.31)    2.47                 1
 05/08/2018   01:25:03   (  80.59, 112.82) 05/08/2018   01:25:16  (  80.59, 112.94)    2.39                13
 05/08/2018   02:15:48   ( -80.59, -79.87) 05/08/2018   02:16:18  ( -80.59, -79.74)    2.28                30
 05/08/2018   03:06:33   (  80.59,  87.40) 05/08/2018   03:07:17  (  80.59,  87.51)    2.11                44
 05/08/2018   03:57:18   ( -80.59,-105.29) 05/08/2018   03:58:19  ( -80.59,-105.17)    2.09                61