Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-B
TLE Epoch: 2018 4 15.  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)
 04/16/2018   01:50:48   (  81.15,-167.98) 04/16/2018   01:50:11  (  81.15,-167.88)    1.72                37
 04/16/2018   02:40:14   ( -81.17,  -0.07) 04/16/2018   02:40:51  ( -81.16,  -0.25)    3.13                37
 04/18/2018   21:25:02   (  81.14,-101.78) 04/18/2018   21:24:33  (  81.14,-101.83)    0.87                29
 04/18/2018   22:14:27   ( -81.18,  66.52) 04/18/2018   22:15:11  ( -81.18,  66.61)    1.52                44
 04/21/2018   16:59:14   (  81.14, -35.24) 04/21/2018   16:58:53  (  81.14, -35.41)    2.93                21
 04/21/2018   17:48:40   ( -81.16, 132.73) 04/21/2018   17:49:32  ( -81.17, 132.70)    0.49                52
 04/24/2018   12:33:27   (  81.15,  31.28) 04/24/2018   12:33:13  (  81.15,  31.37)    1.76                14
 04/24/2018   13:22:53   ( -81.17,-160.74) 04/24/2018   13:23:53  ( -81.17,-160.85)    1.96                60
 04/27/2018   08:07:40   (  81.15,  97.76) 04/27/2018   08:07:34  (  81.15,  97.76)    0.12                 6