Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2018 11 18.  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)
 11/18/2018   15:05:48   ( -70.08, 129.73) 11/18/2018   15:06:36  ( -70.08, 129.75)    1.01                48
 11/18/2018   15:56:32   (  69.95, -62.77) 11/18/2018   15:56:03  (  69.98, -62.75)    2.79                29
 11/21/2018   06:32:15   (  70.97,  76.76) 11/21/2018   06:33:21  (  70.90,  79.22)   89.46                66
 11/21/2018   07:22:41   ( -70.04,-114.44) 11/21/2018   07:23:05  ( -70.02,-114.45)    2.28                24
 11/21/2018   08:13:25   (  69.92,  53.05) 11/21/2018   08:12:32  (  69.92,  53.05)    0.41                53
 11/23/2018   22:48:53   (  70.09,-166.06) 11/23/2018   22:50:04  (  70.12,-166.06)    3.06                71
 11/23/2018   23:39:35   ( -70.01,   1.39) 11/23/2018   23:39:34  ( -70.01,   1.42)    1.47                 1
 11/24/2018   00:30:16   (  69.73, 169.12) 11/24/2018   00:29:03  (  69.80, 168.76)   15.41                73
 11/26/2018   15:05:47   (  70.07, -50.24) 11/26/2018   15:06:34  (  70.05, -50.28)    2.35                47
 11/26/2018   15:56:29   ( -69.98, 117.21) 11/26/2018   15:56:04  ( -69.94, 117.21)    3.60                25
 11/29/2018   07:22:41   (  70.04,  65.58) 11/29/2018   07:23:03  (  70.03,  65.57)    1.44                22
 11/29/2018   08:13:23   ( -69.95,-126.96) 11/29/2018   08:12:33  ( -69.92,-126.94)    2.80                50
 12/01/2018   22:48:51   ( -70.18,  13.84) 12/01/2018   22:50:03  ( -70.17,  14.01)    6.57                72
 12/01/2018   23:39:34   (  70.01,-178.61) 12/01/2018   23:39:31  (  70.00,-178.59)    2.07                 3
 12/02/2018   00:30:15   ( -69.87, -11.07) 12/02/2018   00:29:01  ( -69.90, -11.10)    3.40                74