Simultaneous Nadir Overpasses (SNOs) between METOP-C and LANDSAT-8
TLE Epoch: 2021 4 6.  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)
 04/06/2021   21:00:38   ( -81.08,  83.48) 04/06/2021   21:00:50  ( -81.07,  83.50)    0.51                12
 04/06/2021   21:51:17   (  81.11,-108.30) 04/06/2021   21:50:15  (  81.10,-108.42)    2.23                62
 04/09/2021   16:34:59   ( -81.09, 150.10) 04/09/2021   16:35:03  ( -81.08, 150.03)    1.35                 4
 04/09/2021   17:25:39   (  81.11, -42.04) 04/09/2021   17:24:28  (  81.11, -41.92)    2.25                71
 04/12/2021   11:18:43   (  81.06,  48.57) 04/12/2021   11:19:51  (  81.06,  48.54)    0.51                68
 04/12/2021   12:09:21   ( -81.09,-143.28) 04/12/2021   12:09:17  ( -81.09,-143.46)    3.24                 4
 04/15/2021   06:53:05   (  81.07, 115.17) 04/15/2021   06:54:05  (  81.06, 114.99)    3.25                60
 04/15/2021   07:43:44   ( -81.09, -77.05) 04/15/2021   07:43:31  ( -81.09, -76.99)    1.06                13
 04/18/2021   02:27:27   (  81.06,-178.61) 04/18/2021   02:28:18  (  81.06,-178.59)    0.48                51