Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2017 7 11.  Predictions up to the next  14.0 days:

     Date     Time(LANDSAT-8) LANDSAT-8 Lat/Lon Date Time(METOP-A) METOP-A Lat/Lon    Distance(km)  Time Diff(sec)
 07/13/2017   04:01:02   ( -81.21, -18.93) 07/13/2017   03:59:53  ( -81.21, -18.98)    0.80                69
 07/13/2017   04:50:27   (  81.23, 149.20) 07/13/2017   04:50:32  (  81.23, 149.03)    3.05                 5
 07/15/2017   23:35:16   ( -81.22,  47.70) 07/15/2017   23:34:12  ( -81.22,  47.76)    1.05                64
 07/16/2017   00:24:42   (  81.22,-144.58) 07/16/2017   00:24:52  (  81.22,-144.66)    1.47                10
 07/18/2017   19:09:31   ( -81.23, 114.30) 07/18/2017   19:08:32  ( -81.22, 114.48)    3.11                59
 07/18/2017   19:58:57   (  81.23, -78.00) 07/18/2017   19:59:12  (  81.23, -77.98)    0.37                15
 07/21/2017   14:43:47   ( -81.21,-179.50) 07/21/2017   14:42:54  ( -81.21,-179.58)    1.27                53
 07/21/2017   15:33:12   (  81.23, -11.46) 07/21/2017   15:33:32  (  81.24, -11.32)    2.41                20
 07/24/2017   10:18:01   ( -81.22,-112.96) 07/24/2017   10:17:13  ( -81.22,-112.89)    1.26                48