Simultaneous Nadir Overpasses (SNOs) between METOP-C and LANDSAT-8
TLE Epoch: 2021 5 18.  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)
 05/19/2021   00:54:42   ( -81.14,  26.31) 05/19/2021   00:55:30  ( -81.13,  26.24)    1.31                48
 05/19/2021   01:45:21   (  81.16,-165.66) 05/19/2021   01:44:55  (  81.16,-165.65)    0.25                26
 05/21/2021   20:29:03   ( -81.14,  92.72) 05/21/2021   20:29:46  ( -81.13,  92.68)    0.75                43
 05/21/2021   21:19:42   (  81.16, -99.33) 05/21/2021   21:19:11  (  81.16, -99.24)    1.66                31
 05/24/2021   16:03:25   ( -81.13, 159.11) 05/24/2021   16:04:03  ( -81.13, 159.09)    0.64                38
 05/24/2021   16:54:04   (  81.15, -33.02) 05/24/2021   16:53:28  (  81.16, -32.85)    2.82                36
 05/27/2021   11:37:46   ( -81.15,-134.15) 05/27/2021   11:38:19  ( -81.15,-134.18)    0.58                33
 05/27/2021   12:28:24   (  81.17,  34.04) 05/27/2021   12:27:44  (  81.17,  33.87)    3.00                40
 05/30/2021   07:12:07   ( -81.14, -67.79) 05/30/2021   07:12:35  ( -81.14, -67.84)    0.85                28