Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2021 10 1.  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)
 10/01/2021   20:48:52   ( -81.33,  91.28) 10/01/2021   20:47:58  ( -81.32,  91.14)    2.43                54
 10/01/2021   21:38:19   (  81.32,-101.30) 10/01/2021   21:38:38  (  81.31,-101.25)    1.03                19
 10/04/2021   16:23:09   ( -81.31, 157.45) 10/04/2021   16:22:18  ( -81.32, 157.49)    1.14                51
 10/04/2021   17:12:35   (  81.32, -34.78) 10/04/2021   17:12:58  (  81.31, -34.92)    2.54                23
 10/07/2021   11:57:25   ( -81.32,-136.05) 10/07/2021   11:56:38  ( -81.32,-136.18)    2.40                47
 10/07/2021   12:46:52   (  81.30,  31.32) 10/07/2021   12:47:18  (  81.31,  31.39)    1.71                26
 10/10/2021   07:31:40   ( -81.32, -69.59) 10/10/2021   07:30:56  ( -81.31, -69.51)    1.70                44
 10/10/2021   08:21:07   (  81.30,  97.75) 10/10/2021   08:21:37  (  81.32,  97.67)    2.07                30
 10/13/2021   03:05:56   ( -81.32,  -3.19) 10/13/2021   03:05:16  ( -81.31,  -3.24)    0.89                40