Simultaneous Nadir Overpasses (SNOs) between METOP-C and LANDSAT-8
TLE Epoch: 2021 5 14.  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)
 05/16/2021   05:20:20   ( -81.13, -40.18) 05/16/2021   05:21:13  ( -81.12, -40.30)    2.13                53
 05/16/2021   06:10:59   (  81.16, 127.89) 05/16/2021   06:10:38  (  81.15, 127.80)    1.57                21
 05/19/2021   00:54:42   ( -81.13,  26.24) 05/19/2021   00:55:30  ( -81.13,  26.18)    1.11                48
 05/19/2021   01:45:21   (  81.15,-165.77) 05/19/2021   01:44:55  (  81.15,-165.75)    0.34                26
 05/21/2021   20:29:03   ( -81.13,  92.64) 05/21/2021   20:29:46  ( -81.13,  92.63)    0.50                43
 05/21/2021   21:19:42   (  81.15, -99.44) 05/21/2021   21:19:11  (  81.15, -99.32)    1.97                31
 05/24/2021   16:03:25   ( -81.13, 159.03) 05/24/2021   16:04:03  ( -81.13, 159.04)    0.59                38
 05/24/2021   16:54:02   (  81.17, -32.37) 05/24/2021   16:53:27  (  81.17, -32.56)    3.33                35
 05/27/2021   11:37:46   ( -81.14,-134.23) 05/27/2021   11:38:19  ( -81.15,-134.21)    0.48                33