Simultaneous Nadir Overpasses (SNOs) between METOP-C and LANDSAT-8
TLE Epoch: 2021 4 12.  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)
 04/12/2021   11:18:43   (  81.07,  48.68) 04/12/2021   11:19:51  (  81.07,  48.66)    0.45                68
 04/12/2021   12:09:21   ( -81.10,-143.22) 04/12/2021   12:09:17  ( -81.09,-143.40)    3.19                 4
 04/15/2021   06:53:04   (  81.08, 115.27) 04/15/2021   06:54:04  (  81.07, 115.11)    2.93                60
 04/15/2021   07:43:43   ( -81.09, -77.00) 04/15/2021   07:43:30  ( -81.09, -76.93)    1.22                13
 04/18/2021   02:27:27   (  81.07,-178.53) 04/18/2021   02:28:18  (  81.07,-178.48)    0.86                51
 04/18/2021   03:18:05   ( -81.10, -10.42) 04/18/2021   03:17:44  ( -81.09, -10.49)    1.34                21
 04/20/2021   22:01:49   (  81.07,-111.98) 04/20/2021   22:02:32  (  81.07,-112.10)    2.25                43
 04/20/2021   22:52:28   ( -81.09,  55.78) 04/20/2021   22:51:58  ( -81.09,  55.92)    2.35                30
 04/23/2021   17:36:10   (  81.08, -45.45) 04/23/2021   17:36:44  (  81.08, -45.39)    1.22                34