Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2019 3 15.  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)
 03/15/2019   21:59:03   ( -70.39,  26.24) 03/15/2019   22:00:15  ( -70.32,  26.56)   13.82                72
 03/15/2019   22:49:45   (  70.16,-166.09) 03/15/2019   22:49:43  (  70.17,-166.02)    2.75                 2
 03/15/2019   23:40:26   ( -70.03,   1.43) 03/15/2019   23:39:13  ( -70.05,   1.45)    3.10                73
 03/18/2019   14:15:55   ( -70.22, 142.27) 03/18/2019   14:16:45  ( -70.22, 142.29)    0.95                50
 03/18/2019   15:06:39   (  70.10, -50.24) 03/18/2019   15:06:12  (  70.12, -50.22)    1.81                27
 03/18/2019   15:57:04   ( -69.12, 118.51) 03/18/2019   15:55:57  ( -69.18, 116.14)   94.00                67
 03/21/2019   05:42:24   (  71.14,  89.22) 03/21/2019   05:43:30  (  71.05,  91.78)   92.81                66
 03/21/2019   06:32:49   ( -70.17,-101.88) 03/21/2019   06:33:14  ( -70.17,-101.90)    1.04                25
 03/21/2019   07:23:33   (  70.05,  65.61) 03/21/2019   07:22:41  (  70.06,  65.59)    2.30                52
 03/23/2019   21:59:01   (  70.25,-153.56) 03/23/2019   22:00:12  (  70.23,-153.57)    2.22                71
 03/23/2019   22:49:42   ( -70.11,  13.97) 03/23/2019   22:49:42  ( -70.13,  13.91)    2.79                 0
 03/23/2019   23:40:23   (  69.83,-178.30) 03/23/2019   23:39:11  (  69.90,-178.76)   19.12                72
 03/26/2019   14:15:55   (  70.20, -37.72) 03/26/2019   14:16:41  (  70.18, -37.76)    2.70                46
 03/26/2019   15:06:37   ( -70.11, 129.74) 03/26/2019   15:06:10  ( -70.13, 129.80)    3.35                27
 03/29/2019   05:42:22   ( -71.15, -90.80) 03/29/2019   05:43:28  ( -71.06, -88.20)   94.13                66
 03/29/2019   06:32:50   (  70.20,  78.05) 03/29/2019   06:33:09  (  70.19,  78.13)    3.48                19
 03/29/2019   07:23:31   ( -70.06,-114.41) 03/29/2019   07:22:39  ( -70.09,-114.39)    3.14                52