Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2018 6 12.  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)
 06/18/2018   04:28:33   ( -80.54,-112.42) 06/18/2018   04:27:25  ( -80.52,-112.44)    1.75                68
 06/18/2018   05:19:18   (  80.54,  54.93) 06/18/2018   05:18:21  (  80.52,  54.82)    2.50                57
 06/18/2018   06:10:03   ( -80.54,-137.84) 06/18/2018   06:09:26  ( -80.53,-137.89)    2.04                37
 06/18/2018   07:00:48   (  80.54,  29.50) 06/18/2018   07:00:22  (  80.53,  29.37)    2.91                26
 06/18/2018   07:51:33   ( -80.55,-163.27) 06/18/2018   07:51:27  ( -80.53,-163.35)    2.41                 6
 06/18/2018   08:42:18   (  80.54,   4.08) 06/18/2018   08:42:23  (  80.53,   3.92)    3.33                 5
 06/18/2018   09:33:03   ( -80.55, 171.31) 06/18/2018   09:33:28  ( -80.53, 171.20)    2.82                25
 06/18/2018   10:23:48   (  80.55, -21.34) 06/18/2018   10:24:23  (  80.55, -21.18)    3.02                35
 06/18/2018   11:14:32   ( -80.53, 146.22) 06/18/2018   11:15:28  ( -80.55, 146.10)    3.11                56