Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2021 3 9.  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)
 03/10/2021   06:32:20   ( -70.38,-102.24) 03/10/2021   06:33:32  ( -70.30,-101.72)   21.09                72
 03/10/2021   07:23:00   (  70.06,  65.58) 03/10/2021   07:23:02  (  70.04,  65.54)    2.53                 2
 03/10/2021   08:13:42   ( -69.97,-126.97) 03/10/2021   08:12:31  ( -69.98,-126.91)    2.45                71
 03/12/2021   22:49:10   ( -70.14,  13.92) 03/12/2021   22:50:02  ( -70.17,  13.96)    3.38                52
 03/12/2021   23:39:54   (  70.03,-178.60) 03/12/2021   23:39:30  (  70.01,-178.62)    2.46                24
 03/13/2021   00:30:21   ( -69.14,  -9.99) 03/13/2021   00:29:13  ( -69.18, -12.11)   84.03                68
 03/15/2021   15:06:03   ( -70.11, 129.75) 03/15/2021   15:06:30  ( -70.08, 129.72)    3.35                27
 03/15/2021   15:56:47   (  70.00, -62.78) 03/15/2021   15:55:57  (  69.97, -62.79)    3.19                50
 03/18/2021   06:32:16   (  70.23,  78.02) 03/18/2021   06:33:27  (  70.20,  78.14)    5.42                71
 03/18/2021   07:22:57   ( -70.08,-114.43) 03/18/2021   07:22:57  ( -70.10,-114.38)    2.88                 0
 03/18/2021   08:13:39   (  69.87,  53.20) 03/18/2021   08:12:26  (  69.88,  52.96)    9.46                73
 03/20/2021   22:49:09   (  70.15,-166.08) 03/20/2021   22:49:55  (  70.16,-166.04)    1.64                46
 03/20/2021   23:39:51   ( -70.05,   1.39) 03/20/2021   23:39:25  ( -70.06,   1.45)    2.11                26