Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2021 6 18.  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)
 06/19/2021   18:20:00   ( -81.36, 129.20) 06/19/2021   18:18:56  ( -81.50, 124.62)   77.37                64
 06/19/2021   19:09:26   (  81.37, -63.01) 06/19/2021   19:09:24  (  81.37, -63.00)    0.40                 2
 06/19/2021   19:58:53   ( -81.37, 104.52) 06/19/2021   20:00:04  ( -81.36, 104.60)    1.54                71
 06/22/2021   13:54:15   ( -81.38,-163.98) 06/22/2021   13:53:05  ( -81.37,-164.07)    2.06                70
 06/22/2021   14:43:42   (  81.37,   3.41) 06/22/2021   14:43:45  (  81.36,   3.58)    3.16                 3
 06/25/2021   09:28:32   ( -81.36, -97.95) 06/25/2021   09:27:27  ( -81.37, -97.88)    1.94                65
 06/25/2021   10:17:58   (  81.37,  69.78) 06/25/2021   10:18:07  (  81.36,  69.76)    0.45                 9
 06/28/2021   05:02:46   ( -81.38, -31.19) 06/28/2021   05:01:47  ( -81.37, -31.31)    2.31                59
 06/28/2021   05:52:13   (  81.36, 136.13) 06/28/2021   05:52:27  (  81.36, 136.31)    2.99                14
 07/01/2021   00:37:02   ( -81.37,  35.15) 07/01/2021   00:36:08  ( -81.36,  35.23)    1.90                54