Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2018 4 12.  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)
 04/14/2018   21:49:40   (  81.31,-105.14) 04/14/2018   21:49:00  (  81.31,-105.15)    0.68                40
 04/14/2018   22:39:06   ( -81.32,  62.79) 04/14/2018   22:39:40  ( -81.32,  62.63)    2.58                34
 04/17/2018   17:23:53   (  81.31, -38.56) 04/17/2018   17:23:18  (  81.31, -38.69)    2.13                35
 04/17/2018   18:13:19   ( -81.33, 129.39) 04/17/2018   18:13:57  ( -81.33, 129.51)    2.03                38
 04/20/2018   12:58:05   (  81.32,  27.98) 04/20/2018   12:57:34  (  81.32,  28.14)    2.69                31
 04/20/2018   13:47:31   ( -81.34,-164.04) 04/20/2018   13:48:14  ( -81.33,-164.02)    0.68                43
 04/23/2018   08:32:18   (  81.32,  94.49) 04/23/2018   08:31:52  (  81.32,  94.56)    1.19                26
 04/23/2018   09:21:45   ( -81.32, -97.88) 04/23/2018   09:22:33  ( -81.33, -97.96)    1.32                48
 04/26/2018   04:06:31   (  81.33, 160.97) 04/26/2018   04:06:10  (  81.32, 160.97)    0.34                21