Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2021 2 10.  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)
 02/11/2021   15:06:08   ( -70.09, 129.71) 02/11/2021   15:06:45  ( -70.07, 129.71)    2.76                37
 02/11/2021   15:56:52   (  69.98, -62.81) 02/11/2021   15:56:12  (  69.97, -62.79)    1.44                40
 02/14/2021   06:32:28   (  70.55,  77.44) 02/14/2021   06:33:38  (  70.48,  78.55)   41.93                70
 02/14/2021   07:23:02   ( -70.04,-114.43) 02/14/2021   07:23:14  ( -70.03,-114.46)    1.02                12
 02/14/2021   08:13:46   (  69.93,  53.04) 02/14/2021   08:12:41  (  69.93,  53.04)    0.72                65
 02/16/2021   22:49:15   (  70.13,-166.12) 02/16/2021   22:50:13  (  70.11,-166.11)    2.77                58
 02/16/2021   23:39:56   ( -69.98,   1.43) 02/16/2021   23:39:43  ( -70.00,   1.37)    2.81                13
 02/17/2021   00:30:29   (  69.29, 169.75) 02/17/2021   00:29:20  (  69.34, 168.11)   64.43                69
 02/19/2021   15:06:09   (  70.08, -50.27) 02/19/2021   15:06:42  (  70.06, -50.29)    2.30                33
 02/19/2021   15:56:51   ( -69.98, 117.20) 02/19/2021   15:56:12  ( -69.96, 117.19)    2.87                39
 02/22/2021   06:32:26   ( -70.55,-102.54) 02/22/2021   06:33:37  ( -70.45,-101.49)   40.44                71
 02/22/2021   07:23:02   (  70.03,  65.58) 02/22/2021   07:23:10  (  70.01,  65.52)    3.23                 8
 02/22/2021   08:13:44   ( -69.93,-126.94) 02/22/2021   08:12:40  ( -69.91,-127.00)    2.97                64