Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2019 12 11.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-20) NOAA-20 Lat/Lon Date Time(LANDSAT-8) LANDSAT-8 Lat/Lon    Distance(km)  Time Diff(sec)
 12/12/2019   22:49:08   (  70.79,-167.13) 12/12/2019   22:50:16  (  70.70,-165.21)   71.00                68
 12/12/2019   23:39:37   ( -70.03,   1.40) 12/12/2019   23:39:56  ( -70.04,   1.46)    2.80                19
 12/13/2019   00:30:21   (  69.90, 168.90) 12/13/2019   00:29:24  (  69.88, 168.87)    2.55                57
 12/15/2019   15:05:49   (  70.06, -50.19) 12/15/2019   15:06:56  (  70.08, -50.24)    3.02                67
 12/15/2019   15:56:31   ( -69.98, 117.25) 12/15/2019   15:56:26  ( -69.98, 117.24)    0.45                 5
 12/15/2019   16:47:09   (  69.54, -74.79) 12/15/2019   16:45:58  (  69.59, -75.65)   33.97                71
 12/18/2019   07:22:44   (  70.07,  65.57) 12/18/2019   07:23:25  (  70.06,  65.61)    1.45                41
 12/18/2019   08:13:26   ( -69.98,-126.98) 12/18/2019   08:12:55  ( -69.96,-126.90)    3.55                31
 12/20/2019   22:49:07   ( -70.87,  12.76) 12/20/2019   22:50:15  ( -70.76,  14.86)   77.90                68
 12/20/2019   23:39:37   (  70.02,-178.58) 12/20/2019   23:39:53  (  70.04,-178.54)    2.49                16
 12/21/2019   00:30:18   ( -69.88, -11.05) 12/21/2019   00:29:24  ( -69.89, -11.13)    3.09                54
 12/23/2019   15:05:47   ( -70.09, 129.78) 12/23/2019   15:06:56  ( -70.08, 129.75)    1.79                69
 12/23/2019   15:56:31   (  69.98, -62.74) 12/23/2019   15:56:23  (  69.96, -62.78)    2.52                 8
 12/23/2019   16:47:08   ( -69.62, 105.11) 12/23/2019   16:45:56  ( -69.70, 104.49)   25.33                72