Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-B
TLE Epoch: 2021 3 21.  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)
 03/22/2021   11:50:49   ( -81.12,-138.30) 03/22/2021   11:50:02  ( -81.12,-138.25)    1.03                47
 03/22/2021   12:40:14   (  81.15,  29.80) 03/22/2021   12:40:41  (  81.14,  29.70)    1.84                27
 03/25/2021   07:25:03   ( -81.14, -71.57) 03/25/2021   07:24:22  ( -81.13, -71.47)    1.70                41
 03/25/2021   08:14:29   (  81.14,  96.13) 03/25/2021   08:15:02  (  81.14,  96.10)    0.62                33
 03/28/2021   02:59:17   ( -81.13,  -5.25) 03/28/2021   02:58:42  ( -81.13,  -5.09)    2.75                35
 03/28/2021   03:48:42   (  81.15, 162.80) 03/28/2021   03:49:21  (  81.15, 162.87)    1.32                39
 03/30/2021   22:33:32   ( -81.12,  61.05) 03/30/2021   22:33:04  ( -81.12,  60.91)    2.29                28
 03/30/2021   23:22:57   (  81.14,-130.94) 03/30/2021   23:23:43  (  81.14,-131.13)    3.12                46
 04/02/2021   18:07:46   ( -81.13, 127.66) 04/02/2021   18:07:24  ( -81.13, 127.65)    0.21                22