Simultaneous Nadir Overpasses (SNOs) between METOP-C and LANDSAT-8
TLE Epoch: 2021 4 5.  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   21:00:37   ( -81.09,  83.80) 04/06/2021   21:00:49  ( -81.09,  83.81)    0.58                12
 04/06/2021   21:51:16   (  81.12,-107.99) 04/06/2021   21:50:14  (  81.12,-108.12)    2.23                62
 04/09/2021   16:34:59   ( -81.08, 150.05) 04/09/2021   16:35:03  ( -81.08, 149.98)    1.38                 4
 04/09/2021   17:25:39   (  81.10, -42.11) 04/09/2021   17:24:28  (  81.10, -41.97)    2.32                71
 04/12/2021   11:18:43   (  81.06,  48.51) 04/12/2021   11:19:51  (  81.06,  48.48)    0.50                68
 04/12/2021   12:09:21   ( -81.09,-143.34) 04/12/2021   12:09:17  ( -81.08,-143.51)    3.24                 4
 04/15/2021   06:53:05   (  81.07, 115.11) 04/15/2021   06:54:05  (  81.06, 114.93)    3.22                60
 04/15/2021   07:43:44   ( -81.08, -77.11) 04/15/2021   07:43:31  ( -81.08, -77.04)    1.10                13
 04/18/2021   02:27:27   (  81.06,-178.68) 04/18/2021   02:28:18  (  81.06,-178.65)    0.63                51