Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-B
TLE Epoch: 2021 8 13.  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)
 08/15/2021   17:24:52   (  81.12, -41.14) 08/15/2021   17:24:26  (  81.12, -41.06)    1.36                26
 08/15/2021   18:14:18   ( -81.15, 126.84) 08/15/2021   18:15:05  ( -81.14, 126.86)    0.49                47
 08/18/2021   12:59:07   (  81.12,  25.31) 08/18/2021   12:58:48  (  81.12,  25.25)    1.20                19
 08/18/2021   13:48:33   ( -81.15,-166.68) 08/18/2021   13:49:27  ( -81.14,-166.82)    2.48                54
 08/21/2021   08:33:23   (  81.12,  91.73) 08/21/2021   08:33:10  (  81.13,  91.92)    3.31                13
 08/21/2021   09:22:49   ( -81.15,-100.24) 08/21/2021   09:23:49  ( -81.15,-100.13)    1.93                60
 08/24/2021   04:07:39   (  81.12, 158.12) 08/24/2021   04:07:33  (  81.12, 158.20)    1.40                 6
 08/24/2021   04:57:05   ( -81.15, -33.83) 08/24/2021   04:58:12  ( -81.14, -33.83)    0.21                67
 08/26/2021   22:52:29   ( -81.09,  56.51) 08/26/2021   22:51:16  ( -81.09,  56.45)    1.10                73
 08/26/2021   23:41:54   (  81.11,-135.52) 08/26/2021   23:41:55  (  81.12,-135.54)    0.51                 1