Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2018 7 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)
 07/15/2018   20:26:44   (  80.51,-171.56) 07/15/2018   20:25:36  (  80.50,-171.42)    2.61                68
 07/15/2018   21:17:28   ( -80.50,  -4.06) 07/15/2018   21:16:34  ( -80.51,  -4.03)    1.74                54
 07/15/2018   22:08:14   (  80.51, 163.04) 07/15/2018   22:07:37  (  80.51, 163.12)    1.57                37
 07/15/2018   22:58:58   ( -80.50, -29.45) 07/15/2018   22:58:35  ( -80.51, -29.49)    1.77                23
 07/15/2018   23:49:44   (  80.51, 137.64) 07/15/2018   23:49:38  (  80.51, 137.66)    0.65                 6
 07/16/2018   00:40:28   ( -80.50, -54.85) 07/16/2018   00:40:36  ( -80.51, -54.95)    2.46                 8
 07/16/2018   01:31:14   (  80.51, 112.24) 07/16/2018   01:31:39  (  80.51, 112.21)    0.84                25
 07/16/2018   02:21:59   ( -80.52, -80.58) 07/16/2018   02:22:37  ( -80.52, -80.41)    3.21                38
 07/16/2018   03:12:44   (  80.52,  86.85) 07/16/2018   03:13:40  (  80.51,  86.75)    1.81                56