Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2021 9 1.  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)
 09/03/2021   17:55:41   (  81.34, -45.18) 09/03/2021   17:55:20  (  81.33, -45.26)    1.53                21
 09/03/2021   18:45:08   ( -81.34, 122.40) 09/03/2021   18:46:00  ( -81.32, 122.36)    1.89                52
 09/06/2021   13:29:57   (  81.34,  21.26) 09/06/2021   13:29:40  (  81.32,  21.25)    1.57                17
 09/06/2021   14:19:25   ( -81.32,-171.52) 09/06/2021   14:20:21  ( -81.33,-171.48)    1.23                56
 09/09/2021   09:04:14   (  81.32,  87.27) 09/09/2021   09:04:01  (  81.33,  87.36)    2.32                13
 09/09/2021   09:53:41   ( -81.32,-105.09) 09/09/2021   09:54:41  ( -81.32,-104.96)    2.29                60
 09/12/2021   04:38:28   (  81.33, 154.02) 09/12/2021   04:38:20  (  81.33, 153.83)    3.25                 8
 09/12/2021   05:27:56   ( -81.31, -38.71) 09/12/2021   05:29:01  ( -81.33, -38.84)    2.77                65
 09/15/2021   00:12:44   (  81.33,-139.66) 09/15/2021   00:12:40  (  81.32,-139.72)    1.15                 4