Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2019 7 9.  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)
 07/11/2019   06:32:20   ( -70.60,-102.56) 07/11/2019   06:33:30  ( -70.52,-101.32)   46.63                70
 07/11/2019   07:22:56   (  70.06,  65.59) 07/11/2019   07:23:04  (  70.04,  65.62)    2.28                 8
 07/11/2019   08:13:37   ( -69.92,-126.88) 07/11/2019   08:12:34  ( -69.93,-126.91)    0.96                63
 07/13/2019   22:49:05   ( -70.14,  13.94) 07/13/2019   22:50:07  ( -70.12,  13.96)    2.93                62
 07/13/2019   23:39:49   (  70.02,-178.57) 07/13/2019   23:39:34  (  70.01,-178.54)    1.79                15
 07/14/2019   00:30:22   ( -69.46, -10.43) 07/14/2019   00:29:11  ( -69.52, -11.59)   45.60                71
 07/16/2019   15:05:57   ( -70.10, 129.77) 07/16/2019   15:06:36  ( -70.09, 129.80)    2.24                39
 07/16/2019   15:56:41   (  69.99, -62.75) 07/16/2019   15:56:03  (  69.98, -62.70)    1.83                38
 07/19/2019   06:32:19   (  70.73,  77.23) 07/19/2019   06:33:28  (  70.60,  78.80)   59.99                69
 07/19/2019   07:22:50   ( -70.07,-114.40) 07/19/2019   07:23:06  ( -70.05,-114.36)    2.08                16
 07/19/2019   08:13:34   (  69.95,  53.08) 07/19/2019   08:12:33  (  69.94,  53.13)    2.10                61
 07/21/2019   22:49:01   (  70.12,-166.03) 07/21/2019   22:50:06  (  70.12,-166.02)    0.67                65
 07/21/2019   23:39:43   ( -70.03,   1.43) 07/21/2019   23:39:36  ( -70.02,   1.47)    2.28                 7
 07/22/2019   00:30:20   (  69.55, 169.45) 07/22/2019   00:29:09  (  69.57, 168.50)   37.10                71