Simultaneous Nadir Overpasses (SNOs) between METOP-C and LANDSAT-8
TLE Epoch: 2021 6 20.  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)
 06/21/2021   18:56:16   (  81.14, -64.19) 06/21/2021   18:57:16  (  81.14, -64.09)    1.71                60
 06/21/2021   19:46:55   ( -81.17, 104.21) 06/21/2021   19:46:41  ( -81.18, 104.18)    0.66                14
 06/24/2021   14:30:36   (  81.15,   2.72) 06/24/2021   14:31:31  (  81.16,   2.67)    0.99                55
 06/24/2021   15:21:16   ( -81.18, 170.77) 06/24/2021   15:20:57  ( -81.17, 170.61)    2.88                19
 06/27/2021   10:04:58   (  81.14,  68.87) 06/27/2021   10:05:47  (  81.15,  69.04)    2.96                49
 06/27/2021   10:55:38   ( -81.17,-123.06) 06/27/2021   10:55:13  ( -81.17,-123.00)    1.12                25
 06/30/2021   05:39:18   (  81.15, 135.39) 06/30/2021   05:40:02  (  81.15, 135.38)    0.29                44
 06/30/2021   06:29:58   ( -81.17, -56.53) 06/30/2021   06:29:28  ( -81.17, -56.63)    1.70                30
 07/03/2021   01:13:40   (  81.14,-158.48) 07/03/2021   01:14:18  (  81.14,-158.30)    3.10                38