Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2021 3 15.  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)
 03/15/2021   15:06:04   ( -70.12, 129.73) 03/15/2021   15:06:30  ( -70.12, 129.77)    1.63                26
 03/15/2021   15:56:48   (  70.01, -62.79) 03/15/2021   15:55:57  (  70.02, -62.73)    2.74                51
 03/18/2021   06:32:16   (  70.24,  78.01) 03/18/2021   06:33:27  (  70.19,  78.13)    6.42                71
 03/18/2021   07:22:57   ( -70.09,-114.45) 03/18/2021   07:22:57  ( -70.08,-114.40)    2.12                 0
 03/18/2021   08:13:38   (  69.82,  53.27) 03/18/2021   08:12:26  (  69.86,  52.94)   13.66                72
 03/20/2021   22:49:09   (  70.16,-166.09) 03/20/2021   22:49:55  (  70.14,-166.06)    1.90                46
 03/20/2021   23:39:50   ( -70.01,   1.45) 03/20/2021   23:39:25  ( -70.04,   1.42)    2.94                25
 03/23/2021   14:15:35   ( -71.08, 140.89) 03/23/2021   14:16:41  ( -71.02, 143.48)   94.02                66
 03/23/2021   15:06:02   (  70.08, -50.20) 03/23/2021   15:06:23  (  70.09, -50.26)    2.46                21
 03/23/2021   15:56:44   ( -69.99, 117.27) 03/23/2021   15:55:53  ( -69.98, 117.23)    1.68                51
 03/26/2021   06:32:12   ( -70.17,-101.86) 03/26/2021   06:33:23  ( -70.20,-101.86)    3.33                71
 03/26/2021   07:22:56   (  70.06,  65.61) 03/26/2021   07:22:50  (  70.08,  65.62)    2.24                 6
 03/26/2021   08:13:35   ( -69.81,-126.68) 03/26/2021   08:12:22  ( -69.87,-127.05)   15.78                73
 03/28/2021   22:49:05   ( -70.15,  13.95) 03/28/2021   22:49:50  ( -70.14,  13.93)    1.75                45
 03/28/2021   23:39:49   (  70.05,-178.58) 03/28/2021   23:39:17  (  70.02,-178.59)    3.23                32