Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-B
TLE Epoch: 2021 12 18.  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)
 12/20/2021   06:48:27   (  81.15, 118.19) 12/20/2021   06:48:13  (  81.15, 118.37)    3.07                14
 12/20/2021   07:37:53   ( -81.17, -73.85) 12/20/2021   07:38:52  ( -81.17, -73.73)    2.08                59
 12/23/2021   02:22:42   (  81.14,-175.60) 12/23/2021   02:22:35  (  81.15,-175.45)    2.83                 7
 12/23/2021   03:12:08   ( -81.16,  -7.62) 12/23/2021   03:13:14  ( -81.17,  -7.53)    1.73                66
 12/25/2021   21:07:31   ( -81.12,  82.89) 12/25/2021   21:06:17  ( -81.13,  83.02)    2.36                74
 12/25/2021   21:56:56   (  81.14,-109.08) 12/25/2021   21:56:56  (  81.15,-108.92)    2.97                 0
 12/25/2021   22:46:22   ( -81.16,  58.92) 12/25/2021   22:47:35  ( -81.17,  59.02)    1.81                73
 12/28/2021   16:41:45   ( -81.12, 149.38) 12/28/2021   16:40:38  ( -81.13, 149.54)    2.99                67
 12/28/2021   17:31:10   (  81.14, -42.61) 12/28/2021   17:31:18  (  81.14, -42.79)    3.08                 8
 12/31/2021   12:15:58   ( -81.12,-144.19) 12/31/2021   12:14:59  ( -81.12,-144.33)    2.52                59