Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2019 4 21.  Predictions up to the next  14.0 days:

     Date     Time(LANDSAT-8) LANDSAT-8 Lat/Lon Date Time(METOP-A) METOP-A Lat/Lon    Distance(km)  Time Diff(sec)
 04/21/2019   12:21:03   ( -81.47,-139.74) 04/21/2019   12:20:09  ( -81.46,-139.87)    2.28                54
 04/21/2019   13:10:30   (  81.45,  27.62) 04/21/2019   13:10:49  (  81.46,  27.63)    0.58                19
 04/24/2019   07:55:16   ( -81.47, -73.32) 04/24/2019   07:54:21  ( -81.46, -73.24)    1.52                55
 04/24/2019   08:44:42   (  81.47,  94.40) 04/24/2019   08:45:01  (  81.46,  94.22)    3.16                19
 04/27/2019   03:29:30   ( -81.46,  -6.94) 04/27/2019   03:28:35  ( -81.46,  -7.03)    1.66                55
 04/27/2019   04:18:56   (  81.47, 160.75) 04/27/2019   04:19:14  (  81.46, 160.80)    0.96                18
 04/29/2019   23:03:44   ( -81.46,  59.41) 04/29/2019   23:02:48  ( -81.46,  59.56)    2.45                56
 04/29/2019   23:53:10   (  81.46,-132.93) 04/29/2019   23:53:28  (  81.46,-133.04)    1.80                18
 05/02/2019   18:37:58   ( -81.45, 125.72) 05/02/2019   18:37:02  ( -81.46, 125.73)    0.52                56