Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2021 3 19.  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)
 03/20/2021   22:49:09   (  70.14,-166.06) 03/20/2021   22:49:57  (  70.16,-166.05)    2.48                48
 03/20/2021   23:39:51   ( -70.05,   1.39) 03/20/2021   23:39:27  ( -70.05,   1.42)    1.14                24
 03/23/2021   15:06:03   (  70.12, -50.25) 03/23/2021   15:06:27  (  70.09, -50.28)    3.37                24
 03/23/2021   15:56:45   ( -70.02, 117.21) 03/23/2021   15:55:56  ( -70.03, 117.28)    2.80                49
 03/26/2021   06:32:15   ( -70.36,-102.16) 03/26/2021   06:33:26  ( -70.29,-101.76)   17.18                71
 03/26/2021   07:22:56   (  70.10,  65.56) 03/26/2021   07:22:55  (  70.07,  65.57)    3.38                 1
 03/26/2021   08:13:37   ( -69.95,-126.89) 03/26/2021   08:12:25  ( -69.96,-126.95)    2.41                72
 03/28/2021   22:49:05   ( -70.13,  13.98) 03/28/2021   22:49:57  ( -70.15,  13.92)    3.09                52
 03/28/2021   23:39:49   (  70.03,-178.55) 03/28/2021   23:39:24  (  70.04,-178.60)    2.39                25
 03/29/2021   00:30:15   ( -69.08,  -9.86) 03/29/2021   00:29:08  ( -69.17, -12.14)   91.05                67
 03/31/2021   15:05:59   ( -70.12, 129.79) 03/31/2021   15:06:26  ( -70.13, 129.76)    1.52                27
 03/31/2021   15:56:43   (  70.01, -62.74) 03/31/2021   15:55:53  (  70.01, -62.76)    0.76                50