Simultaneous Nadir Overpasses (SNOs) between METOP-C and LANDSAT-8
TLE Epoch: 2021 7 19.  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)
 07/19/2021   22:39:42   (  81.18,-118.86) 07/19/2021   22:39:49  (  81.18,-119.03)    2.85                 7
 07/19/2021   23:30:22   ( -81.19,  48.87) 07/19/2021   23:29:15  ( -81.20,  48.90)    0.75                67
 07/22/2021   18:14:04   (  81.17, -52.82) 07/22/2021   18:14:06  (  81.17, -52.64)    3.21                 2
 07/22/2021   19:04:43   ( -81.19, 115.26) 07/22/2021   19:03:32  ( -81.19, 115.32)    1.06                71
 07/25/2021   12:57:45   ( -81.15,-154.36) 07/25/2021   12:58:57  ( -81.14,-154.35)    0.32                72
 07/25/2021   13:48:24   (  81.17,  13.59) 07/25/2021   13:48:22  (  81.17,  13.72)    2.26                 2
 07/25/2021   14:38:37   ( -81.36,-168.23) 07/25/2021   14:37:23  ( -81.63,-168.54)   30.72                74
 07/28/2021   08:32:05   ( -81.16, -87.60) 07/28/2021   08:33:13  ( -81.16, -87.61)    0.53                68
 07/28/2021   09:22:45   (  81.17,  79.99) 07/28/2021   09:22:39  (  81.16,  80.05)    1.14                 6
 07/31/2021   04:06:26   ( -81.16, -21.24) 07/31/2021   04:07:30  ( -81.16, -21.27)    0.64                64