Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2021 6 14.  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)
 06/16/2021   23:35:10   (  81.37,-129.40) 06/16/2021   23:35:03  (  81.37,-129.56)    2.60                 7
 06/17/2021   00:24:37   ( -81.37,  38.13) 06/17/2021   00:25:43  ( -81.36,  38.06)    1.24                66
 06/19/2021   18:20:00   ( -81.37, 129.29) 06/19/2021   18:18:57  ( -81.50, 124.30)   84.03                63
 06/19/2021   19:09:26   (  81.37, -62.95) 06/19/2021   19:09:24  (  81.37, -62.96)    0.85                 2
 06/19/2021   19:58:53   ( -81.37, 104.61) 06/19/2021   20:00:04  ( -81.36, 104.67)    1.90                71
 06/22/2021   13:54:16   ( -81.37,-164.26) 06/22/2021   13:53:06  ( -81.38,-164.38)    2.31                70
 06/22/2021   14:43:42   (  81.37,   3.46) 06/22/2021   14:43:45  (  81.36,   3.62)    3.14                 3
 06/25/2021   09:28:32   ( -81.37, -97.86) 06/25/2021   09:27:27  ( -81.37, -97.80)    1.13                65
 06/25/2021   10:17:58   (  81.37,  69.85) 06/25/2021   10:18:07  (  81.36,  69.80)    0.99                 9