Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2018 12 23.  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)
 12/29/2018   02:09:32   ( -80.29, -74.56) 12/29/2018   02:08:20  ( -80.30, -74.46)    2.60                72
 12/29/2018   03:00:17   (  80.28,  92.78) 12/29/2018   02:59:24  (  80.31,  92.80)    2.30                53
 12/29/2018   03:51:02   ( -80.29, -99.95) 12/29/2018   03:50:21  ( -80.30, -99.97)    1.71                41
 12/29/2018   04:41:47   (  80.29,  67.39) 12/29/2018   04:41:25  (  80.30,  67.29)    2.85                22
 12/29/2018   05:32:32   ( -80.29,-125.34) 12/29/2018   05:32:22  ( -80.30,-125.48)    2.99                10
 12/29/2018   06:23:18   (  80.31,  41.68) 12/29/2018   06:23:26  (  80.30,  41.78)    1.99                 8
 12/29/2018   07:14:03   ( -80.32,-151.04) 12/29/2018   07:14:23  ( -80.30,-150.98)    1.89                20
 12/29/2018   08:04:48   (  80.31,  16.29) 12/29/2018   08:05:27  (  80.30,  16.27)    1.29                39
 12/29/2018   08:55:33   ( -80.32,-176.43) 12/29/2018   08:56:24  ( -80.30,-176.49)    1.94                51
 12/29/2018   09:46:18   (  80.32,  -9.09) 12/29/2018   09:47:28  (  80.30,  -9.24)    3.14                70