Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-B
TLE Epoch: 2021 12 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)
 12/11/2021   20:05:45   (  81.14, -81.28) 12/11/2021   20:05:11  (  81.14, -81.28)    0.26                34
 12/11/2021   20:55:11   ( -81.16,  86.69) 12/11/2021   20:55:50  ( -81.16,  86.66)    0.58                39
 12/14/2021   15:40:00   (  81.14, -14.92) 12/14/2021   15:39:33  (  81.13, -15.01)    1.58                27
 12/14/2021   16:29:25   ( -81.16, 153.08) 12/14/2021   16:30:11  ( -81.15, 152.93)    2.44                46
 12/17/2021   11:14:14   (  81.13,  51.41) 12/17/2021   11:13:54  (  81.13,  51.24)    2.86                20
 12/17/2021   12:03:40   ( -81.15,-140.58) 12/17/2021   12:04:32  ( -81.16,-140.43)    2.75                52
 12/20/2021   06:48:28   (  81.14, 118.06) 12/20/2021   06:48:14  (  81.15, 118.22)    2.94                14
 12/20/2021   07:37:54   ( -81.17, -73.91) 12/20/2021   07:38:53  ( -81.17, -73.81)    1.70                59
 12/23/2021   02:22:42   (  81.15,-175.33) 12/23/2021   02:22:35  (  81.15,-175.19)    2.49                 7