Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2020 12 18.  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)
 12/20/2020   07:23:00   (  70.03,  65.53) 12/20/2020   07:23:28  (  70.00,  65.51)    3.00                28
 12/20/2020   08:13:41   ( -69.89,-126.94) 12/20/2020   08:12:58  ( -69.89,-127.01)    2.39                43
 12/22/2020   22:49:16   ( -70.37,  13.46) 12/22/2020   22:50:27  ( -70.25,  14.10)   27.50                71
 12/22/2020   23:39:55   (  69.99,-178.64) 12/22/2020   23:39:57  (  69.98,-178.64)    1.42                 2
 12/23/2020   00:30:36   ( -69.85, -11.11) 12/23/2020   00:29:27  ( -69.87, -11.16)    2.87                69
 12/25/2020   15:06:06   ( -70.07, 129.71) 12/25/2020   15:06:59  ( -70.06, 129.71)    1.28                53
 12/25/2020   15:56:50   (  69.95, -62.81) 12/25/2020   15:56:26  (  69.95, -62.81)    0.69                24
 12/25/2020   16:47:17   ( -69.07, 105.79) 12/25/2020   16:46:09  ( -69.13, 103.72)   82.20                68
 12/28/2020   07:23:01   ( -70.03,-114.46) 12/28/2020   07:23:28  ( -70.02,-114.46)    0.80                27
 12/28/2020   08:13:45   (  69.92,  53.02) 12/28/2020   08:12:55  (  69.91,  53.02)    0.85                50
 12/30/2020   22:49:14   (  70.14,-166.18) 12/30/2020   22:50:25  (  70.14,-166.05)    4.94                71
 12/30/2020   23:39:55   ( -69.99,   1.36) 12/30/2020   23:39:56  ( -69.98,   1.37)    1.17                 1
 12/31/2020   00:30:37   (  69.78, 169.00) 12/31/2020   00:29:24  (  69.81, 168.77)    9.63                73