Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2020 11 19.  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)
 11/20/2020   22:49:12   ( -70.67,  13.03) 11/20/2020   22:50:21  ( -70.54,  14.55)   57.96                69
 11/20/2020   23:39:45   (  69.97,-178.58) 11/20/2020   23:39:56  (  70.00,-178.59)    3.04                11
 11/21/2020   00:30:27   ( -69.88, -11.12) 11/21/2020   00:29:26  ( -69.89, -11.11)    0.59                61
 11/23/2020   15:05:57   ( -70.07, 129.73) 11/23/2020   15:06:59  ( -70.09, 129.77)    2.83                62
 11/23/2020   15:56:41   (  69.96, -62.79) 11/23/2020   15:56:27  (  69.93, -62.81)    2.85                14
 11/23/2020   16:47:14   ( -69.39, 105.37) 11/23/2020   16:46:04  ( -69.44, 104.15)   47.78                70
 11/26/2020   07:22:52   ( -70.01,-114.40) 11/26/2020   07:23:30  ( -70.03,-114.45)    2.80                38
 11/26/2020   08:13:36   (  69.89,  53.08) 11/26/2020   08:12:57  (  69.92,  53.05)    2.96                39
 11/28/2020   22:49:13   (  70.51,-166.74) 11/28/2020   22:50:23  (  70.44,-165.61)   42.90                70
 11/28/2020   23:39:47   ( -69.99,   1.38) 11/28/2020   23:39:59  ( -70.01,   1.41)    1.62                12
 11/29/2020   00:30:31   (  69.88, 168.86) 11/29/2020   00:29:26  (  69.89, 168.89)    1.67                65
 12/01/2020   15:06:01   (  70.08, -50.30) 12/01/2020   15:06:59  (  70.08, -50.24)    2.14                58
 12/01/2020   15:56:42   ( -69.93, 117.25) 12/01/2020   15:56:30  ( -69.93, 117.17)    2.85                12
 12/01/2020   16:47:15   (  69.24, -74.43) 12/01/2020   16:46:06  (  69.31, -76.02)   62.85                69