Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2019 8 14.  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)
 08/14/2019   22:48:58   ( -70.85,  12.86) 08/14/2019   22:50:06  ( -70.76,  14.91)   75.93                68
 08/14/2019   23:39:29   (  70.05,-178.56) 08/14/2019   23:39:44  (  70.06,-178.48)    3.05                15
 08/15/2019   00:30:10   ( -69.92, -11.04) 08/15/2019   00:29:14  ( -69.94, -11.00)    3.30                56
 08/17/2019   15:05:37   ( -70.10, 129.84) 08/17/2019   15:06:48  ( -70.10, 129.82)    0.83                71
 08/17/2019   15:56:21   (  69.98, -62.67) 08/17/2019   15:56:15  (  69.99, -62.69)    2.04                 6
 08/17/2019   16:47:00   ( -69.74, 105.01) 08/17/2019   16:45:47  ( -69.78, 104.64)   14.74                73
 08/20/2019   07:22:30   ( -70.07,-114.35) 08/20/2019   07:23:18  ( -70.09,-114.31)    2.78                48
 08/20/2019   08:13:14   (  69.96,  53.14) 08/20/2019   08:12:46  (  69.93,  53.10)    3.28                28
 08/22/2019   22:48:57   (  71.03,-167.43) 08/22/2019   22:50:03  (  70.95,-164.78)   96.54                66
 08/22/2019   23:39:22   ( -70.05,   1.46) 08/22/2019   23:39:48  ( -70.03,   1.48)    2.32                26
 08/23/2019   00:30:06   (  69.94, 168.94) 08/23/2019   00:29:15  (  69.92, 168.97)    2.45                51
 08/25/2019   15:05:35   (  70.23, -50.35) 08/25/2019   15:06:47  (  70.17, -50.07)   12.40                72
 08/25/2019   15:56:15   ( -70.03, 117.27) 08/25/2019   15:56:18  ( -70.02, 117.34)    2.96                 3
 08/25/2019   16:46:58   (  69.87, -75.18) 08/25/2019   16:45:46  (  69.85, -75.25)    3.50                72