Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2020 12 23.  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)
 12/25/2020   15:06:06   ( -70.06, 129.71) 12/25/2020   15:06:59  ( -70.06, 129.71)    0.01                53
 12/25/2020   15:56:50   (  69.94, -62.79) 12/25/2020   15:56:26  (  69.96, -62.79)    1.90                24
 12/25/2020   16:47:17   ( -69.06, 105.80) 12/25/2020   16:46:09  ( -69.13, 103.73)   82.34                68
 12/28/2020   06:32:36   (  71.06,  76.57) 12/28/2020   06:33:42  (  70.96,  79.29)   99.19                66
 12/28/2020   07:23:00   ( -70.03,-114.46) 12/28/2020   07:23:27  ( -70.03,-114.45)    0.41                27
 12/28/2020   08:13:44   (  69.91,  53.03) 12/28/2020   08:12:54  (  69.92,  53.04)    1.59                50
 12/30/2020   22:49:14   (  70.13,-166.16) 12/30/2020   22:50:26  (  70.09,-166.11)    4.70                72
 12/30/2020   23:39:55   ( -69.99,   1.37) 12/30/2020   23:39:56  ( -69.99,   1.37)    0.13                 1
 12/31/2020   00:30:37   (  69.77, 169.01) 12/31/2020   00:29:24  (  69.82, 168.78)   10.78                73
 01/02/2021   15:06:08   (  70.05, -50.26) 01/02/2021   15:06:55  (  70.04, -50.30)    1.44                47
 01/02/2021   15:56:50   ( -69.96, 117.19) 01/02/2021   15:56:25  ( -69.94, 117.19)    1.43                25
 01/05/2021   06:32:36   ( -71.02,-103.36) 01/05/2021   06:33:42  ( -70.93,-100.76)   95.00                66
 01/05/2021   07:23:03   (  70.02,  65.55) 01/05/2021   07:23:23  (  70.05,  65.58)    3.18                20
 01/05/2021   08:13:45   ( -69.92,-126.99) 01/05/2021   08:12:53  ( -69.95,-126.92)    3.46                52