Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2019 12 17.  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)
 12/18/2019   07:22:44   (  70.07,  65.56) 12/18/2019   07:23:25  (  70.04,  65.58)    3.30                41
 12/18/2019   08:13:25   ( -69.94,-126.92) 12/18/2019   08:12:55  ( -69.94,-126.93)    0.74                30
 12/20/2019   22:49:08   ( -70.88,  12.73) 12/20/2019   22:50:15  ( -70.78,  14.91)   80.13                67
 12/20/2019   23:39:38   (  70.03,-178.60) 12/20/2019   23:39:54  (  70.02,-178.57)    1.76                16
 12/21/2019   00:30:19   ( -69.89, -11.07) 12/21/2019   00:29:24  ( -69.91, -11.09)    2.12                55
 12/23/2019   15:05:47   ( -70.11, 129.75) 12/23/2019   15:06:55  ( -70.10, 129.78)    1.40                68
 12/23/2019   15:56:31   (  69.99, -62.76) 12/23/2019   15:56:22  (  69.99, -62.74)    1.07                 9
 12/23/2019   16:47:08   ( -69.64, 105.08) 12/23/2019   16:45:56  ( -69.66, 104.45)   24.50                72
 12/26/2019   07:22:41   ( -70.07,-114.41) 12/26/2019   07:23:24  ( -70.07,-114.39)    0.90                43
 12/26/2019   08:13:25   (  69.95,  53.07) 12/26/2019   08:12:51  (  69.95,  53.09)    0.92                34
 12/28/2019   22:49:05   (  70.75,-167.04) 12/28/2019   22:50:13  (  70.67,-165.25)   66.47                68
 12/28/2019   23:39:35   ( -70.03,   1.42) 12/28/2019   23:39:53  ( -70.03,   1.44)    0.67                18
 12/29/2019   00:30:19   (  69.92, 168.90) 12/29/2019   00:29:20  (  69.91, 168.92)    1.22                59