Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2021 1 11.  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)
 01/13/2021   07:19:00   ( -81.44, -64.26) 01/13/2021   07:18:39  ( -81.43, -64.37)    2.37                21
 01/13/2021   08:08:27   (  81.43, 103.10) 01/13/2021   08:09:19  (  81.42, 103.24)    2.48                52
 01/16/2021   02:53:15   ( -81.42,   1.72) 01/16/2021   02:53:02  ( -81.43,   1.84)    2.43                13
 01/16/2021   03:42:41   (  81.42, 169.44) 01/16/2021   03:43:42  (  81.42, 169.42)    0.29                61
 01/18/2021   22:27:27   ( -81.43,  68.44) 01/18/2021   22:27:23  ( -81.43,  68.42)    0.90                 4
 01/18/2021   23:16:54   (  81.42,-124.25) 01/18/2021   23:18:04  (  81.43,-124.42)    3.09                70
 01/21/2021   17:12:14   (  81.43, -32.88) 01/21/2021   17:11:05  (  81.43, -32.79)    1.66                69
 01/21/2021   18:01:41   ( -81.43, 134.73) 01/21/2021   18:01:46  ( -81.43, 134.57)    2.70                 5
 01/24/2021   12:46:27   (  81.44,  33.74) 01/24/2021   12:45:27  (  81.43,  33.71)    1.15                60