Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2018 7 4.  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   (  80.50,-171.43) 07/15/2018   20:25:37  (  80.50,-171.58)    2.85                67
 07/15/2018   21:17:29   ( -80.51,  -4.19) 07/15/2018   21:16:35  ( -80.51,  -4.12)    1.24                54
 07/15/2018   22:08:14   (  80.50, 163.17) 07/15/2018   22:07:37  (  80.52, 163.31)    2.88                37
 07/15/2018   22:58:59   ( -80.51, -29.58) 07/15/2018   22:58:36  ( -80.51, -29.58)    0.25                23
 07/15/2018   23:49:44   (  80.50, 137.78) 07/15/2018   23:49:38  (  80.52, 137.85)    2.10                 6
 07/16/2018   00:40:29   ( -80.51, -54.98) 07/16/2018   00:40:37  ( -80.51, -55.04)    1.17                 8
 07/16/2018   01:31:14   (  80.51, 112.38) 07/16/2018   01:31:39  (  80.52, 112.39)    1.69                25
 07/16/2018   02:21:59   ( -80.51, -80.38) 07/16/2018   02:22:38  ( -80.51, -80.51)    2.34                39
 07/16/2018   03:12:44   (  80.51,  86.98) 07/16/2018   03:13:40  (  80.52,  86.93)    1.89                56