Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-B
TLE Epoch: 2017 4 16.  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)
 04/18/2017   06:16:43   ( -81.09, -55.42) 04/18/2017   06:15:49  ( -81.08, -55.51)    1.49                54
 04/18/2017   07:06:08   (  81.12, 112.66) 04/18/2017   07:06:27  (  81.12, 112.71)    0.96                19
 04/21/2017   01:50:56   ( -81.10,  11.17) 04/21/2017   01:50:10  ( -81.10,  11.19)    0.27                46
 04/21/2017   02:40:21   (  81.12, 179.23) 04/21/2017   02:40:48  (  81.13, 179.38)    2.46                27
 04/23/2017   21:25:09   ( -81.11,  77.74) 04/23/2017   21:24:31  ( -81.11,  77.86)    2.18                38
 04/23/2017   22:14:35   (  81.11,-114.59) 04/23/2017   22:15:11  (  81.11,-114.73)    2.36                36
 04/26/2017   16:59:22   ( -81.09, 143.90) 04/26/2017   16:58:53  ( -81.09, 143.78)    2.13                29
 04/26/2017   17:48:47   (  81.11, -48.09) 04/26/2017   17:49:31  (  81.12, -48.10)    0.57                44
 04/29/2017   12:33:35   ( -81.09,-149.60) 04/29/2017   12:33:14  ( -81.10,-149.58)    0.78                21