Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2019 12 30.  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)
 12/31/2019   15:05:59   (  70.06, -50.22) 12/31/2019   15:06:52  (  70.07, -50.26)    1.94                53
 12/31/2019   15:56:41   ( -69.98, 117.23) 12/31/2019   15:56:22  ( -69.96, 117.22)    1.54                19
 12/31/2019   16:47:10   (  69.05, -74.13) 12/31/2019   16:46:03  (  69.08, -76.32)   87.04                67
 01/03/2020   07:22:55   (  70.05,  65.56) 01/03/2020   07:23:20  (  70.02,  65.56)    2.86                25
 01/03/2020   08:13:36   ( -69.91,-126.91) 01/03/2020   08:12:50  ( -69.92,-126.96)    2.18                46
 01/05/2020   22:49:09   ( -70.21,  13.77) 01/05/2020   22:50:20  ( -70.19,  14.03)   10.00                71
 01/05/2020   23:39:51   (  69.99,-178.58) 01/05/2020   23:39:49  (  69.97,-178.64)    2.97                 2
 01/06/2020   00:30:32   ( -69.84, -11.04) 01/06/2020   00:29:19  ( -69.87, -11.15)    4.78                73
 01/08/2020   15:06:04   ( -70.09, 129.72) 01/08/2020   15:06:50  ( -70.08, 129.76)    1.92                46
 01/08/2020   15:56:48   (  69.98, -62.80) 01/08/2020   15:56:17  (  69.97, -62.76)    2.13                31
 01/11/2020   06:32:31   (  70.81,  77.02) 01/11/2020   06:33:39  (  70.67,  78.87)   69.81                68
 01/11/2020   07:23:00   ( -70.03,-114.42) 01/11/2020   07:23:19  ( -70.02,-114.44)    1.13                19
 01/11/2020   08:13:44   (  69.92,  53.05) 01/11/2020   08:12:46  (  69.90,  53.04)    1.91                58