Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2021 1 24.  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)
 01/26/2021   15:06:09   ( -70.08, 129.71) 01/26/2021   15:06:48  ( -70.09, 129.76)    2.58                39
 01/26/2021   15:56:53   (  69.96, -62.80) 01/26/2021   15:56:16  (  69.94, -62.82)    2.63                37
 01/29/2021   06:32:30   (  70.63,  77.30) 01/29/2021   06:33:40  (  70.53,  78.64)   50.74                70
 01/29/2021   07:23:02   ( -70.01,-114.41) 01/29/2021   07:23:17  ( -70.03,-114.45)    3.00                15
 01/29/2021   08:13:47   (  69.95,  52.99) 01/29/2021   08:12:44  (  69.93,  53.05)    3.23                63
 01/31/2021   22:49:15   (  70.09,-166.08) 01/31/2021   22:50:17  (  70.08,-166.14)    2.76                62
 01/31/2021   23:39:57   ( -70.00,   1.38) 01/31/2021   23:39:47  ( -69.97,   1.34)    3.35                10
 02/01/2021   00:30:32   (  69.41, 169.56) 02/01/2021   00:29:22  (  69.42, 168.23)   51.83                70
 02/03/2021   15:06:10   (  70.08, -50.29) 02/03/2021   15:06:46  (  70.06, -50.29)    2.54                36
 02/03/2021   15:56:52   ( -69.98, 117.18) 02/03/2021   15:56:16  ( -69.95, 117.20)    3.32                36
 02/06/2021   06:32:31   ( -70.70,-102.81) 02/06/2021   06:33:40  ( -70.59,-101.28)   57.58                69
 02/06/2021   07:23:04   (  70.02,  65.57) 02/06/2021   07:23:15  (  70.04,  65.56)    1.83                11
 02/06/2021   08:13:46   ( -69.92,-126.95) 02/06/2021   08:12:45  ( -69.94,-126.95)    1.73                61