Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2021 10 13.  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)
 10/13/2021   03:05:56   ( -81.32,  -3.16) 10/13/2021   03:05:16  ( -81.31,  -3.17)    0.81                40
 10/13/2021   03:55:23   (  81.31, 164.27) 10/13/2021   03:55:57  (  81.32, 164.09)    3.09                34
 10/15/2021   22:40:11   ( -81.32,  63.18) 10/15/2021   22:39:35  ( -81.32,  63.09)    1.57                36
 10/15/2021   23:29:38   (  81.30,-129.42) 10/15/2021   23:30:15  (  81.31,-129.28)    2.28                37
 10/18/2021   18:14:27   ( -81.31, 129.47) 10/18/2021   18:13:55  ( -81.32, 129.33)    2.74                32
 10/18/2021   19:03:54   (  81.29, -63.16) 10/18/2021   19:04:35  (  81.31, -63.05)    2.54                41
 10/21/2021   13:48:42   ( -81.32,-163.92) 10/21/2021   13:48:14  ( -81.31,-164.06)    2.57                28
 10/21/2021   14:38:09   (  81.30,   3.43) 10/21/2021   14:38:54  (  81.30,   3.54)    1.89                45
 10/24/2021   09:22:57   ( -81.30, -97.74) 10/24/2021   09:22:33  ( -81.32, -97.85)    2.42                24