Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-B
TLE Epoch: 2018 4 13.  Predictions up to the next  14.0 days:

     Date     Time(LANDSAT-8) LANDSAT-8 Lat/Lon Date Time(METOP-B) METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 04/13/2018   06:16:36   (  81.13, 125.31) 04/13/2018   06:15:52  (  81.13, 125.18)    2.25                44
 04/13/2018   07:06:01   ( -81.18, -66.42) 04/13/2018   07:06:30  ( -81.17, -66.46)    1.06                29
 04/16/2018   01:50:48   (  81.14,-168.10) 04/16/2018   01:50:11  (  81.15,-167.99)    1.80                37
 04/16/2018   02:40:14   ( -81.16,  -0.16) 04/16/2018   02:40:51  ( -81.16,  -0.34)    3.11                37
 04/18/2018   21:25:01   (  81.15,-101.54) 04/18/2018   21:24:32  (  81.15,-101.56)    0.63                29
 04/18/2018   22:14:27   ( -81.17,  66.42) 04/18/2018   22:15:11  ( -81.17,  66.51)    1.53                44
 04/21/2018   16:59:14   (  81.16, -35.01) 04/21/2018   16:58:53  (  81.15, -35.15)    2.70                21
 04/21/2018   17:48:40   ( -81.18, 132.98) 04/21/2018   17:49:32  ( -81.18, 132.97)    0.57                52
 04/24/2018   12:33:26   (  81.16,  31.49) 04/24/2018   12:33:12  (  81.16,  31.62)    2.21                14