Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-B
TLE Epoch: 2018 10 20.  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)
 10/21/2018   13:48:14   (  81.18,  13.76) 10/21/2018   13:47:48  (  81.18,  13.61)    2.67                26
 10/21/2018   14:37:40   ( -81.20,-178.26) 10/21/2018   14:38:27  ( -81.20,-178.26)    0.41                47
 10/24/2018   09:22:30   (  81.18,  80.19) 10/24/2018   09:22:09  (  81.18,  80.25)    0.94                21
 10/24/2018   10:11:56   ( -81.20,-111.81) 10/24/2018   10:12:48  ( -81.20,-111.64)    2.97                52
 10/27/2018   04:56:45   (  81.18, 146.59) 10/27/2018   04:56:30  (  81.18, 146.49)    1.73                15
 10/27/2018   05:46:11   ( -81.20, -45.40) 10/27/2018   05:47:09  ( -81.20, -45.41)    0.24                58
 10/30/2018   00:31:01   (  81.17,-147.06) 10/30/2018   00:30:51  (  81.18,-146.91)    2.69                10
 10/30/2018   01:20:27   ( -81.20,  20.97) 10/30/2018   01:21:31  ( -81.19,  20.81)    2.88                64
 11/01/2018   20:05:16   (  81.19, -80.37) 11/01/2018   20:05:12  (  81.19, -80.32)    0.73                 4