Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and NOAA-19
TLE Epoch: 2018 12 18.  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   ( -80.30, -74.69) 12/29/2018   02:08:20  ( -80.29, -74.63)    1.18                72
 12/29/2018   03:00:17   (  80.30,  92.62) 12/29/2018   02:59:24  (  80.29,  92.60)    0.69                53
 12/29/2018   03:51:02   ( -80.30,-100.08) 12/29/2018   03:50:21  ( -80.29,-100.14)    1.34                41
 12/29/2018   04:41:47   (  80.30,  67.23) 12/29/2018   04:41:25  (  80.29,  67.09)    2.80                22
 12/29/2018   05:32:32   ( -80.30,-125.47) 12/29/2018   05:32:21  ( -80.31,-125.32)    3.11                11
 12/29/2018   06:23:17   (  80.30,  41.84) 12/29/2018   06:23:25  (  80.31,  41.91)    1.77                 8
 12/29/2018   07:14:02   ( -80.30,-150.85) 12/29/2018   07:14:22  ( -80.31,-150.82)    1.34                20
 12/29/2018   08:04:47   (  80.30,  16.45) 12/29/2018   08:05:26  (  80.31,  16.40)    1.53                39
 12/29/2018   08:55:32   ( -80.30,-176.24) 12/29/2018   08:56:23  ( -80.31,-176.33)    1.96                51
 12/29/2018   09:46:18   (  80.33,  -9.25) 12/29/2018   09:47:27  (  80.31,  -9.11)    3.27                69