Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-B
TLE Epoch: 2020 12 29.  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)
 12/30/2020   22:46:24   (  81.10,-122.04) 12/30/2020   22:45:33  (  81.11,-121.93)    2.13                51
 12/30/2020   23:35:50   ( -81.12,  45.91) 12/30/2020   23:36:12  ( -81.13,  45.96)    1.05                22
 01/02/2021   18:20:37   (  81.11, -55.52) 01/02/2021   18:19:56  (  81.11, -55.47)    1.02                41
 01/02/2021   19:10:03   ( -81.13, 112.45) 01/02/2021   19:10:35  ( -81.13, 112.45)    0.30                32
 01/05/2021   13:54:51   (  81.11,  10.95) 01/05/2021   13:54:20  (  81.11,  10.96)    0.40                31
 01/05/2021   14:44:17   ( -81.13, 178.95) 01/05/2021   14:44:59  ( -81.14, 178.93)    0.47                42
 01/08/2021   09:29:05   (  81.11,  77.38) 01/08/2021   09:28:44  (  81.11,  77.37)    0.54                21
 01/08/2021   10:18:31   ( -81.14,-114.60) 01/08/2021   10:19:23  ( -81.14,-114.62)    0.54                52
 01/11/2021   05:03:17   (  81.13, 144.14) 01/11/2021   05:03:06  (  81.13, 144.13)    0.45                11