Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and LANDSAT-8
TLE Epoch: 2018 3 3.  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)
 03/04/2018   22:49:08   ( -70.15,  13.91) 03/04/2018   22:49:50  ( -70.13,  13.90)    2.51                42
 03/04/2018   23:39:52   (  70.03,-178.60) 03/04/2018   23:39:17  (  70.02,-178.60)    0.38                35
 03/07/2018   14:15:31   (  70.77, -38.63) 03/07/2018   14:16:40  (  70.65, -37.09)   58.40                69
 03/07/2018   15:06:02   ( -70.11, 129.74) 03/07/2018   15:06:18  ( -70.10, 129.74)    0.70                16
 03/07/2018   15:56:46   (  69.99, -62.77) 03/07/2018   15:55:45  (  70.00, -62.76)    0.96                61
 03/10/2018   06:32:14   (  70.16,  78.11) 03/10/2018   06:33:16  (  70.18,  78.11)    2.91                62
 03/10/2018   07:22:56   ( -70.07,-114.43) 03/10/2018   07:22:46  ( -70.08,-114.41)    0.97                10
 03/10/2018   08:13:31   (  69.47,  53.76) 03/10/2018   08:12:21  (  69.52,  52.47)   50.42                70
 03/12/2018   22:49:07   (  70.12,-166.06) 03/12/2018   22:49:43  (  70.15,-166.06)    3.00                36
 03/12/2018   23:39:49   ( -70.03,   1.39) 03/12/2018   23:39:13  ( -70.04,   1.42)    1.69                36
 03/15/2018   14:15:27   ( -70.72, 141.45) 03/15/2018   14:16:37  ( -70.61, 142.84)   52.74                70
 03/15/2018   15:06:01   (  70.08, -50.24) 03/15/2018   15:06:11  (  70.11, -50.24)    2.60                10
 03/15/2018   15:56:43   ( -69.99, 117.22) 03/15/2018   15:55:41  ( -70.01, 117.25)    1.87                62