Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2018 6 17.  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   ( -80.52,-112.22) 06/18/2018   04:27:24  ( -80.54,-112.08)    3.14                75
 06/18/2018   05:19:25   (  80.54,  54.86) 06/18/2018   05:18:21  (  80.53,  54.87)    1.53                64
 06/18/2018   06:10:09   ( -80.53,-137.61) 06/18/2018   06:09:25  ( -80.54,-137.53)    2.51                44
 06/18/2018   07:00:55   (  80.54,  29.47) 06/18/2018   07:00:22  (  80.53,  29.42)    1.62                33
 06/18/2018   07:51:40   ( -80.55,-163.34) 06/18/2018   07:51:27  ( -80.53,-163.33)    2.20                13
 06/18/2018   08:42:25   (  80.54,   4.07) 06/18/2018   08:42:23  (  80.53,   3.97)    2.18                 2
 06/18/2018   09:33:10   ( -80.55, 171.27) 06/18/2018   09:33:28  ( -80.53, 171.22)    2.27                18
 06/18/2018   10:23:55   (  80.54, -21.33) 06/18/2018   10:24:24  (  80.53, -21.48)    2.95                29
 06/18/2018   11:14:40   ( -80.55, 145.87) 06/18/2018   11:15:29  ( -80.53, 145.77)    2.75                49
 06/18/2018   12:05:25   (  80.55, -46.72) 06/18/2018   12:06:24  (  80.55, -46.58)    2.78                59