Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-B
TLE Epoch: 2021 8 15.  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   17:24:51   (  81.13, -41.10) 08/15/2021   17:24:25  (  81.12, -41.02)    1.36                26
 08/15/2021   18:14:17   ( -81.15, 126.86) 08/15/2021   18:15:04  ( -81.14, 126.87)    0.55                47
 08/18/2021   12:59:07   (  81.13,  25.35) 08/18/2021   12:58:48  (  81.12,  25.29)    1.28                19
 08/18/2021   13:48:34   ( -81.13,-167.03) 08/18/2021   13:49:28  ( -81.13,-167.17)    2.44                54
 08/21/2021   08:33:23   (  81.13,  91.78) 08/21/2021   08:33:11  (  81.12,  91.59)    3.30                12
 08/21/2021   09:22:49   ( -81.15,-100.21) 08/21/2021   09:23:49  ( -81.15,-100.09)    2.05                60
 08/24/2021   04:07:38   (  81.12, 158.17) 08/24/2021   04:07:32  (  81.13, 158.26)    1.54                 6
 08/24/2021   04:57:04   ( -81.15, -33.79) 08/24/2021   04:58:11  ( -81.15, -33.78)    0.38                67
 08/26/2021   22:52:29   ( -81.10,  56.56) 08/26/2021   22:51:16  ( -81.10,  56.52)    0.73                73
 08/26/2021   23:41:54   (  81.12,-135.45) 08/26/2021   23:41:55  (  81.12,-135.45)    0.22                 1