Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2019 9 8.  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)
 09/10/2019   15:05:39   (  70.27, -50.44) 09/10/2019   15:06:50  (  70.20, -50.04)   17.18                71
 09/10/2019   15:56:17   ( -69.97, 117.34) 09/10/2019   15:56:22  ( -69.98, 117.28)    2.53                 5
 09/10/2019   16:47:01   (  69.85, -75.18) 09/10/2019   16:45:49  (  69.87, -75.22)    2.83                72
 09/13/2019   07:22:31   (  70.05,  65.67) 09/13/2019   07:23:23  (  70.03,  65.60)    3.02                52
 09/13/2019   08:13:13   ( -69.95,-126.87) 09/13/2019   08:12:53  ( -69.93,-126.91)    2.91                20
 09/13/2019   09:03:41   (  68.99,  41.82) 09/13/2019   09:02:34  (  69.04,  39.54)   90.95                67
 09/15/2019   23:39:27   (  70.04,-178.56) 09/15/2019   23:39:53  (  70.04,-178.51)    1.69                26
 09/16/2019   00:30:09   ( -69.94, -11.09) 09/16/2019   00:29:23  ( -69.94, -11.02)    2.64                46
 09/18/2019   15:05:42   ( -70.34, 129.43) 09/18/2019   15:06:54  ( -70.22, 129.98)   24.87                72
 09/18/2019   15:56:21   (  69.98, -62.70) 09/18/2019   15:56:23  (  70.00, -62.69)    2.27                 2
 09/18/2019   16:47:03   ( -69.88, 104.77) 09/18/2019   16:45:53  ( -69.90, 104.80)    3.03                70
 09/21/2019   07:22:33   ( -70.07,-114.39) 09/21/2019   07:23:27  ( -70.08,-114.34)    1.77                54
 09/21/2019   08:13:17   (  69.97,  53.08) 09/21/2019   08:12:54  (  69.96,  53.14)    2.51                23