Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2021 2 8.  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)
 02/08/2021   22:49:14   ( -70.10,  13.92) 02/08/2021   22:50:17  ( -70.09,  13.87)    2.22                63
 02/08/2021   23:39:58   (  69.99,-178.60) 02/08/2021   23:39:44  (  69.99,-178.63)    1.58                14
 02/09/2021   00:30:31   ( -69.42, -10.45) 02/09/2021   00:29:21  ( -69.49, -11.69)   49.06                70
 02/11/2021   15:06:07   ( -70.04, 129.78) 02/11/2021   15:06:45  ( -70.06, 129.70)    3.66                38
 02/11/2021   15:56:52   (  69.98, -62.82) 02/11/2021   15:56:12  (  69.96, -62.80)    2.75                40
 02/14/2021   06:32:28   (  70.56,  77.43) 02/14/2021   06:33:38  (  70.47,  78.54)   42.26                70
 02/14/2021   07:23:02   ( -70.04,-114.44) 02/14/2021   07:23:14  ( -70.03,-114.47)    1.74                12
 02/14/2021   08:13:46   (  69.93,  53.03) 02/14/2021   08:12:41  (  69.92,  53.03)    1.03                65
 02/16/2021   22:49:14   (  70.09,-166.05) 02/16/2021   22:50:13  (  70.10,-166.12)    2.86                59
 02/16/2021   23:39:56   ( -69.99,   1.42) 02/16/2021   23:39:43  ( -69.99,   1.36)    2.28                13
 02/17/2021   00:30:29   (  69.30, 169.74) 02/17/2021   00:29:20  (  69.33, 168.10)   64.35                69
 02/19/2021   15:06:09   (  70.09, -50.28) 02/19/2021   15:06:41  (  70.11, -50.23)    2.53                32
 02/19/2021   15:56:51   ( -69.99, 117.19) 02/19/2021   15:56:11  ( -70.00, 117.25)    2.66                40