Simultaneous Nadir Overpasses (SNOs) between METOP-C and LANDSAT-8
TLE Epoch: 2021 9 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)
 09/19/2021   19:33:46   (  81.17, -72.92) 09/19/2021   19:34:45  (  81.17, -72.87)    0.94                59
 09/19/2021   20:24:25   ( -81.19,  95.04) 09/19/2021   20:24:11  ( -81.19,  95.06)    0.36                14
 09/22/2021   15:08:05   (  81.18,  -6.14) 09/22/2021   15:09:00  (  81.18,  -6.25)    1.93                55
 09/22/2021   15:58:45   ( -81.19, 161.52) 09/22/2021   15:58:26  ( -81.20, 161.70)    3.23                19
 09/25/2021   10:42:26   (  81.17,  59.87) 09/25/2021   10:43:16  (  81.17,  59.96)    1.61                50
 09/25/2021   11:33:05   ( -81.20,-132.02) 09/25/2021   11:32:42  ( -81.19,-132.06)    0.93                23
 09/28/2021   06:16:44   (  81.18, 126.62) 09/28/2021   06:17:30  (  81.18, 126.52)    1.91                46
 09/28/2021   07:07:24   ( -81.20, -65.57) 09/28/2021   07:06:56  ( -81.20, -65.49)    1.46                28
 10/01/2021   01:51:04   (  81.18,-167.02) 10/01/2021   01:51:45  (  81.18,-166.96)    0.97                41