Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-B
TLE Epoch: 2018 4 17.  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)
 04/18/2018   21:25:02   (  81.14,-101.78) 04/18/2018   21:24:33  (  81.14,-101.82)    0.73                29
 04/18/2018   22:14:27   ( -81.18,  66.50) 04/18/2018   22:15:11  ( -81.18,  66.60)    1.77                44
 04/21/2018   16:59:14   (  81.14, -35.26) 04/21/2018   16:58:53  (  81.14, -35.40)    2.48                21
 04/21/2018   17:48:40   ( -81.16, 132.69) 04/21/2018   17:49:32  ( -81.17, 132.69)    0.49                52
 04/24/2018   12:33:27   (  81.15,  31.23) 04/24/2018   12:33:13  (  81.15,  31.37)    2.58                14
 04/24/2018   13:22:53   ( -81.17,-160.80) 04/24/2018   13:23:53  ( -81.17,-160.86)    1.10                60
 04/27/2018   08:07:40   (  81.15,  97.69) 04/27/2018   08:07:34  (  81.15,  97.76)    1.33                 6
 04/27/2018   08:57:06   ( -81.17, -94.32) 04/27/2018   08:58:14  ( -81.17, -94.44)    2.00                68
 04/30/2018   02:52:27   ( -81.12,  -3.89) 04/30/2018   02:51:16  ( -81.12,  -4.02)    2.28                71
 04/30/2018   03:41:52   (  81.15, 164.11) 04/30/2018   03:41:54  (  81.15, 164.12)    0.62                 2