Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2018 7 22.  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)
 07/24/2018   06:31:46   ( -70.14,-101.85) 07/24/2018   06:32:54  ( -70.14,-101.86)    0.30                68
 07/24/2018   07:22:30   (  70.01,  65.65) 07/24/2018   07:22:21  (  70.04,  65.64)    2.96                 9
 07/24/2018   08:13:07   ( -69.67,-126.52) 07/24/2018   08:11:55  ( -69.70,-127.19)   26.14                72
 07/26/2018   22:48:41   ( -70.07,  14.01) 07/26/2018   22:49:25  ( -70.08,  13.94)    2.85                44
 07/26/2018   23:39:26   (  70.00,-178.57) 07/26/2018   23:38:52  (  69.98,-178.56)    2.60                34
 07/29/2018   14:15:08   (  70.83, -38.75) 07/29/2018   14:16:16  (  70.68, -36.93)   68.78                68
 07/29/2018   15:05:37   ( -70.06, 129.80) 07/29/2018   15:05:55  ( -70.08, 129.82)    2.16                18
 07/29/2018   15:56:21   (  69.94, -62.72) 07/29/2018   15:55:23  (  69.92, -62.76)    3.22                58
 08/01/2018   06:31:50   (  70.14,  78.12) 08/01/2018   06:32:55  (  70.12,  78.13)    2.25                65
 08/01/2018   07:22:31   ( -70.00,-114.34) 08/01/2018   07:22:25  ( -70.02,-114.39)    2.73                 6
 08/01/2018   08:13:09   (  69.56,  53.61) 08/01/2018   08:11:58  (  69.58,  52.65)   37.38                71
 08/03/2018   22:48:45   (  70.08,-166.02) 08/03/2018   22:49:25  (  70.11,-166.01)    2.88                40
 08/03/2018   23:39:27   ( -69.99,   1.44) 08/03/2018   23:38:55  ( -70.01,   1.48)    2.54                32