Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2019 5 17.  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)
 05/18/2019   21:59:00   ( -70.90,  25.35) 05/18/2019   22:00:08  ( -70.75,  27.26)   71.68                68
 05/18/2019   22:49:31   (  70.11,-166.08) 05/18/2019   22:49:45  (  70.10,-166.06)    1.52                14
 05/18/2019   23:40:13   ( -70.02,   1.38) 05/18/2019   23:39:15  ( -70.00,   1.42)    2.95                58
 05/21/2019   14:15:41   ( -70.21, 142.24) 05/21/2019   14:16:49  ( -70.19, 142.30)    2.82                68
 05/21/2019   15:06:24   (  70.05, -50.21) 05/21/2019   15:06:16  (  70.08, -50.22)    3.52                 8
 05/21/2019   15:57:02   ( -69.74, 117.57) 05/21/2019   15:55:49  ( -69.81, 117.04)   21.98                73
 05/24/2019   06:32:34   ( -70.14,-101.88) 05/24/2019   06:33:20  ( -70.16,-101.86)    2.88                46
 05/24/2019   07:23:18   (  70.03,  65.58) 05/24/2019   07:22:47  (  70.05,  65.62)    2.08                31
 05/26/2019   21:59:02   (  71.07,-154.93) 05/26/2019   22:00:08  (  70.94,-152.46)   90.60                66
 05/26/2019   22:49:28   ( -70.12,  13.91) 05/26/2019   22:49:51  ( -70.13,  13.97)    2.10                23
 05/26/2019   23:40:12   (  70.02,-178.63) 05/26/2019   23:39:18  (  70.01,-178.55)    3.07                54
 05/29/2019   14:15:39   (  70.22, -37.78) 05/29/2019   14:16:51  (  70.18, -37.71)    4.74                72
 05/29/2019   15:06:20   ( -70.06, 129.79) 05/29/2019   15:06:21  ( -70.08, 129.78)    3.18                 1
 05/29/2019   15:57:02   (  69.85, -62.60) 05/29/2019   15:55:49  (  69.91, -62.81)   10.46                73