Simultaneous Nadir Overpasses (SNOs) between METOP-C and LANDSAT-8
TLE Epoch: 2021 7 18.  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   22:39:43   (  81.17,-119.14) 07/19/2021   22:39:50  (  81.16,-119.29)    2.61                 7
 07/19/2021   23:30:23   ( -81.18,  48.60) 07/19/2021   23:29:16  ( -81.18,  48.66)    0.95                67
 07/22/2021   18:14:03   (  81.17, -52.73) 07/22/2021   18:14:06  (  81.16, -52.86)    2.51                 3
 07/22/2021   19:04:43   ( -81.18, 115.00) 07/22/2021   19:03:32  ( -81.18, 115.12)    2.05                71
 07/25/2021   12:57:45   ( -81.15,-154.24) 07/25/2021   12:58:57  ( -81.16,-154.12)    2.38                72
 07/25/2021   13:48:23   (  81.18,  14.06) 07/25/2021   13:48:22  (  81.18,  13.94)    2.21                 1
 07/25/2021   14:38:48   ( -81.32,-172.44) 07/25/2021   14:37:34  ( -81.48,-172.70)   18.03                74
 07/28/2021   08:32:05   ( -81.16, -87.49) 07/28/2021   08:33:14  ( -81.16, -87.66)    2.83                69
 07/28/2021   09:22:44   (  81.18,  80.47) 07/28/2021   09:22:39  (  81.18,  80.37)    1.73                 5
 07/31/2021   04:06:25   ( -81.16, -21.12) 07/31/2021   04:07:30  ( -81.16, -21.20)    1.26                65