Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2021 3 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)
 03/26/2021   06:32:19   ( -70.23,-101.91) 03/26/2021   06:33:27  ( -70.22,-101.86)    2.46                68
 03/26/2021   07:23:03   (  70.12,  65.58) 03/26/2021   07:22:54  (  70.12,  65.64)    2.17                 9
 03/26/2021   08:13:40   ( -69.76,-126.57) 03/26/2021   08:12:27  ( -69.84,-127.12)   22.64                73
 03/28/2021   22:49:15   ( -70.19,  13.92) 03/28/2021   22:49:56  ( -70.20,  13.98)    2.48                41
 03/28/2021   23:39:59   (  70.07,-178.60) 03/28/2021   23:39:23  (  70.09,-178.53)    2.99                36
 03/31/2021   14:15:39   (  70.77, -38.56) 03/31/2021   14:16:48  (  70.65, -37.10)   54.96                69
 03/31/2021   15:06:11   ( -70.15, 129.74) 03/31/2021   15:06:25  ( -70.16, 129.81)    3.27                14
 03/31/2021   15:56:55   (  70.03, -62.77) 03/31/2021   15:55:52  (  70.05, -62.70)    3.54                63
 04/03/2021   06:32:25   (  70.20,  78.10) 04/03/2021   06:33:25  (  70.17,  78.07)    3.32                60
 04/03/2021   07:23:07   ( -70.11,-114.44) 04/03/2021   07:22:54  ( -70.13,-114.36)    3.66                13
 04/03/2021   08:13:40   (  69.41,  53.90) 04/03/2021   08:12:31  (  69.46,  52.36)   60.37                69
 04/05/2021   22:49:20   (  70.17,-166.08) 04/05/2021   22:49:52  (  70.18,-166.04)    2.73                32
 04/05/2021   23:40:02   ( -70.07,   1.38) 04/05/2021   23:39:22  ( -70.09,   1.46)    3.42                40