Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2018 6 14.  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   04:28:39   ( -80.53,-112.29) 06/18/2018   04:27:24  ( -80.54,-112.17)    2.44                75
 06/18/2018   05:19:24   (  80.52,  55.09) 06/18/2018   05:18:20  (  80.54,  55.10)    1.54                64
 06/18/2018   06:10:09   ( -80.53,-137.69) 06/18/2018   06:09:25  ( -80.54,-137.62)    1.60                44
 06/18/2018   07:00:54   (  80.53,  29.70) 06/18/2018   07:00:21  (  80.54,  29.66)    1.79                33
 06/18/2018   07:51:39   ( -80.53,-163.09) 06/18/2018   07:51:26  ( -80.54,-163.07)    1.13                13
 06/18/2018   08:42:24   (  80.53,   4.30) 06/18/2018   08:42:22  (  80.54,   4.21)    2.42                 2
 06/18/2018   09:33:09   ( -80.53, 171.52) 06/18/2018   09:33:27  ( -80.54, 171.47)    1.45                18
 06/18/2018   10:23:54   (  80.53, -21.10) 06/18/2018   10:24:23  (  80.55, -21.24)    3.21                29
 06/18/2018   11:14:39   ( -80.54, 146.12) 06/18/2018   11:15:28  ( -80.55, 146.02)    2.25                49
 06/18/2018   12:05:25   (  80.55, -46.83) 06/18/2018   12:06:24  (  80.55, -46.69)    2.60                59