Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2021 2 3.  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)
 02/03/2021   15:06:09   (  70.06, -50.26) 02/03/2021   15:06:45  (  70.08, -50.26)    2.87                36
 02/03/2021   15:56:51   ( -69.97, 117.19) 02/03/2021   15:56:15  ( -69.97, 117.21)    0.81                36
 02/06/2021   06:32:30   ( -70.69,-102.79) 02/06/2021   06:33:39  ( -70.60,-101.27)   57.01                69
 02/06/2021   07:23:04   (  70.06,  65.52) 02/06/2021   07:23:14  (  70.06,  65.59)    2.61                10
 02/06/2021   08:13:45   ( -69.91,-126.94) 02/06/2021   08:12:45  ( -69.89,-127.02)    3.54                60
 02/08/2021   22:49:14   ( -70.11,  13.90) 02/08/2021   22:50:16  ( -70.14,  13.93)    3.06                62
 02/08/2021   23:39:58   (  70.00,-178.62) 02/08/2021   23:39:44  (  69.98,-178.65)    2.88                14
 02/09/2021   00:30:31   ( -69.43, -10.46) 02/09/2021   00:29:21  ( -69.48, -11.70)   48.65                70
 02/11/2021   15:06:08   ( -70.06, 129.76) 02/11/2021   15:06:46  ( -70.05, 129.69)    2.86                38
 02/11/2021   15:56:52   (  69.95, -62.77) 02/11/2021   15:56:13  (  69.94, -62.82)    2.05                39
 02/14/2021   06:32:28   (  70.58,  77.40) 02/14/2021   06:33:38  (  70.45,  78.51)   43.70                70
 02/14/2021   07:23:02   ( -70.06,-114.46) 02/14/2021   07:23:13  ( -70.07,-114.40)    2.85                11
 02/14/2021   08:13:45   (  69.90,  53.08) 02/14/2021   08:12:41  (  69.91,  53.01)    2.97                64
 02/16/2021   22:49:14   (  70.11,-166.09) 02/16/2021   22:50:12  (  70.14,-166.06)    2.94                58
 02/16/2021   23:39:56   ( -70.01,   1.39) 02/16/2021   23:39:42  ( -70.03,   1.42)    3.19                14
 02/17/2021   00:30:28   (  69.27, 169.78) 02/17/2021   00:29:19  (  69.37, 168.16)   64.79                69