Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-B
TLE Epoch: 2017 8 21.  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)
 08/22/2017   20:30:09   (  81.19, -86.55) 08/22/2017   20:29:03  (  81.18, -86.72)    2.98                66
 08/22/2017   21:19:35   ( -81.20,  81.41) 08/22/2017   21:19:42  ( -81.21,  81.44)    0.66                 7
 08/25/2017   16:04:25   (  81.18, -20.19) 08/25/2017   16:03:23  (  81.18, -20.33)    2.41                62
 08/25/2017   16:53:51   ( -81.20, 147.79) 08/25/2017   16:54:02  ( -81.21, 147.86)    1.48                11
 08/28/2017   11:38:40   (  81.20,  46.50) 08/28/2017   11:37:42  (  81.19,  46.42)    1.41                58
 08/28/2017   12:28:06   ( -81.22,-145.50) 08/28/2017   12:28:21  ( -81.22,-145.35)    2.47                15
 08/31/2017   07:12:55   (  81.19, 112.78) 08/31/2017   07:12:01  (  81.19, 112.77)    0.46                54
 08/31/2017   08:02:21   ( -81.21, -79.19) 08/31/2017   08:02:41  ( -81.21, -79.35)    2.73                20
 09/03/2017   02:47:10   (  81.20, 179.40) 09/03/2017   02:46:20  (  81.20, 179.50)    1.61                50