Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2019 12 29.  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   (  70.08, -50.25) 12/31/2019   15:06:52  (  70.06, -50.28)    2.51                53
 12/31/2019   15:56:40   ( -69.94, 117.28) 12/31/2019   15:56:22  ( -69.95, 117.21)    3.14                18
 12/31/2019   16:47:09   (  69.02, -74.08) 12/31/2019   16:46:02  (  69.12, -76.27)   87.59                67
 01/03/2020   07:22:55   (  70.01,  65.62) 01/03/2020   07:23:21  (  70.01,  65.54)    2.93                26
 01/03/2020   08:13:37   ( -69.92,-126.93) 01/03/2020   08:12:51  ( -69.91,-126.97)    2.63                46
 01/05/2020   22:49:09   ( -70.23,  13.75) 01/05/2020   22:50:20  ( -70.18,  14.02)   11.34                71
 01/05/2020   23:39:51   (  70.01,-178.60) 01/05/2020   23:39:48  (  70.02,-178.57)    1.72                 3
 01/06/2020   00:30:32   ( -69.86, -11.07) 01/06/2020   00:29:19  ( -69.86, -11.16)    3.43                73
 01/08/2020   15:06:03   ( -70.06, 129.77) 01/08/2020   15:06:50  ( -70.08, 129.76)    2.44                47
 01/08/2020   15:56:47   (  69.95, -62.75) 01/08/2020   15:56:17  (  69.96, -62.76)    1.80                30
 01/11/2020   06:32:31   (  70.83,  76.98) 01/11/2020   06:33:38  (  70.73,  78.96)   73.17                67
 01/11/2020   07:23:00   ( -70.05,-114.45) 01/11/2020   07:23:19  ( -70.02,-114.44)    2.92                19
 01/11/2020   08:13:43   (  69.89,  53.10) 01/11/2020   08:12:46  (  69.91,  53.04)    2.93                57