Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2021 10 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)
 10/10/2021   07:31:41   ( -81.31, -69.77) 10/10/2021   07:30:57  ( -81.32, -69.67)    1.86                44
 10/10/2021   08:21:07   (  81.32,  98.02) 10/10/2021   08:21:37  (  81.31,  97.95)    1.70                30
 10/13/2021   03:05:56   ( -81.31,  -3.36) 10/13/2021   03:05:16  ( -81.32,  -3.39)    1.39                40
 10/13/2021   03:55:22   (  81.32, 164.39) 10/13/2021   03:55:56  (  81.31, 164.21)    3.16                34
 10/15/2021   22:40:11   ( -81.32,  63.37) 10/15/2021   22:39:35  ( -81.31,  63.25)    2.66                36
 10/15/2021   23:29:38   (  81.31,-129.28) 10/15/2021   23:30:15  (  81.30,-129.17)    2.15                37
 10/18/2021   18:14:27   ( -81.32, 129.67) 10/18/2021   18:13:55  ( -81.31, 129.48)    3.26                32
 10/18/2021   19:03:54   (  81.30, -63.00) 10/18/2021   19:04:35  (  81.30, -62.95)    1.02                41
 10/21/2021   13:48:42   ( -81.31,-164.07) 10/21/2021   13:48:13  ( -81.30,-163.93)    2.47                29