Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2018 7 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)
 07/15/2018   20:26:44   (  80.51,-171.62) 07/15/2018   20:25:36  (  80.50,-171.48)    2.99                68
 07/15/2018   21:17:28   ( -80.50,  -4.10) 07/15/2018   21:16:34  ( -80.51,  -4.06)    1.30                54
 07/15/2018   22:08:14   (  80.52, 162.98) 07/15/2018   22:07:37  (  80.50, 163.07)    2.06                37
 07/15/2018   22:58:58   ( -80.50, -29.50) 07/15/2018   22:58:35  ( -80.51, -29.53)    1.23                23
 07/15/2018   23:49:44   (  80.52, 137.58) 07/15/2018   23:49:38  (  80.51, 137.61)    1.38                 6
 07/16/2018   00:40:28   ( -80.50, -54.90) 07/16/2018   00:40:36  ( -80.51, -54.99)    2.04                 8
 07/16/2018   01:31:14   (  80.52, 112.18) 07/16/2018   01:31:39  (  80.51, 112.15)    1.37                25
 07/16/2018   02:21:58   ( -80.50, -80.29) 07/16/2018   02:22:37  ( -80.51, -80.45)    3.10                39
 07/16/2018   03:12:44   (  80.52,  86.78) 07/16/2018   03:13:40  (  80.51,  86.69)    2.04                56