Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2018 7 13.  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,-171.59) 07/15/2018   20:25:36  (  80.50,-171.45)    2.75                68
 07/15/2018   21:17:28   ( -80.50,  -4.08) 07/15/2018   21:16:34  ( -80.51,  -4.04)    1.54                54
 07/15/2018   22:08:14   (  80.51, 163.01) 07/15/2018   22:07:37  (  80.51, 163.10)    1.76                37
 07/15/2018   22:58:58   ( -80.50, -29.47) 07/15/2018   22:58:35  ( -80.51, -29.50)    1.56                23
 07/15/2018   23:49:44   (  80.52, 137.62) 07/15/2018   23:49:38  (  80.51, 137.64)    0.96                 6
 07/16/2018   00:40:28   ( -80.50, -54.87) 07/16/2018   00:40:36  ( -80.51, -54.97)    2.30                 8
 07/16/2018   01:31:14   (  80.52, 112.22) 07/16/2018   01:31:39  (  80.51, 112.18)    1.03                25
 07/16/2018   02:21:59   ( -80.53, -80.60) 07/16/2018   02:22:37  ( -80.52, -80.43)    3.30                38
 07/16/2018   03:12:44   (  80.52,  86.82) 07/16/2018   03:13:40  (  80.51,  86.72)    1.88                56