Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2021 4 7.  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)
 04/07/2021   15:57:43   (  81.42, -14.80) 04/07/2021   15:57:26  (  81.41, -14.92)    2.36                17
 04/07/2021   16:47:10   ( -81.42, 152.75) 04/07/2021   16:48:06  ( -81.41, 152.59)    2.93                56
 04/10/2021   11:31:58   (  81.41,  51.32) 04/10/2021   11:31:48  (  81.42,  51.16)    2.88                10
 04/10/2021   12:21:25   ( -81.40,-141.11) 04/10/2021   12:22:28  ( -81.41,-141.30)    3.29                63
 04/13/2021   07:06:11   (  81.41, 117.79) 04/13/2021   07:06:08  (  81.42, 117.62)    2.93                 3
 04/13/2021   07:55:38   ( -81.41, -74.61) 04/13/2021   07:56:48  ( -81.41, -74.81)    3.32                70
 04/16/2021   01:50:59   ( -81.41,  16.56) 04/16/2021   01:49:49  ( -81.42,  16.40)    3.11                70
 04/16/2021   02:40:25   (  81.41,-175.78) 04/16/2021   02:40:29  (  81.41,-175.95)    2.88                 4
 04/18/2021   21:25:13   ( -81.41,  82.99) 04/18/2021   21:24:10  ( -81.42,  82.85)    2.61                63