Simultaneous Nadir Overpasses (SNOs) between METOP-C and LANDSAT-8
TLE Epoch: 2021 5 19.  Predictions up to the next  14.0 days:

     Date     Time(METOP-C) METOP-C Lat/Lon Date Time(LANDSAT-8) LANDSAT-8 Lat/Lon    Distance(km)  Time Diff(sec)
 05/21/2021   20:29:03   ( -81.14,  92.85) 05/21/2021   20:29:46  ( -81.14,  92.80)    0.80                43
 05/21/2021   21:19:42   (  81.16, -99.19) 05/21/2021   21:19:11  (  81.17, -99.11)    1.67                31
 05/24/2021   16:03:25   ( -81.14, 159.23) 05/24/2021   16:04:03  ( -81.14, 159.21)    0.53                38
 05/24/2021   16:54:04   (  81.16, -32.88) 05/24/2021   16:53:28  (  81.16, -32.72)    2.77                36
 05/27/2021   11:37:46   ( -81.14,-134.39) 05/27/2021   11:38:19  ( -81.13,-134.42)    0.68                33
 05/27/2021   12:28:24   (  81.17,  33.80) 05/27/2021   12:27:44  (  81.16,  33.63)    3.01                40
 05/30/2021   07:12:07   ( -81.15, -67.66) 05/30/2021   07:12:35  ( -81.15, -67.71)    0.87                28
 05/30/2021   08:02:45   (  81.17, 100.46) 05/30/2021   08:02:00  (  81.17, 100.32)    2.44                45
 06/02/2021   02:46:29   ( -81.15,  -1.33) 06/02/2021   02:46:52  ( -81.14,  -1.40)    1.40                23