Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-B
TLE Epoch: 2021 5 9.  Predictions up to the next  14.0 days:

     Date     Time(LANDSAT-8) LANDSAT-8 Lat/Lon Date Time(METOP-B) METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 05/09/2021   06:53:51   ( -81.10, -63.79) 05/09/2021   06:52:55  ( -81.10, -63.90)    2.14                56
 05/09/2021   07:43:17   (  81.11, 103.95) 05/09/2021   07:43:35  (  81.11, 103.80)    2.58                18
 05/12/2021   02:28:09   ( -81.09,   2.41) 05/12/2021   02:27:20  ( -81.10,   2.53)    2.30                49
 05/12/2021   03:17:34   (  81.12, 170.48) 05/12/2021   03:17:59  (  81.12, 170.56)    1.47                25
 05/14/2021   22:02:26   ( -81.09,  68.92) 05/14/2021   22:01:45  ( -81.10,  68.94)    0.51                41
 05/14/2021   22:51:51   (  81.12,-123.03) 05/14/2021   22:52:24  (  81.12,-123.08)    0.81                33
 05/17/2021   17:36:42   ( -81.10, 135.40) 05/17/2021   17:36:09  ( -81.10, 135.33)    1.12                33
 05/17/2021   18:26:07   (  81.12, -56.58) 05/17/2021   18:26:48  (  81.12, -56.73)    2.66                41
 05/20/2021   13:10:59   ( -81.10,-158.17) 05/20/2021   13:10:34  ( -81.10,-158.29)    2.13                25