Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2017 10 21.  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)
 10/22/2017   10:56:00   ( -80.59,-130.85) 10/22/2017   10:54:46  ( -80.85,-131.70)   32.62                74
 10/22/2017   11:45:00   (  81.27,  46.01) 10/22/2017   11:44:59  (  81.26,  46.01)    0.37                 1
 10/22/2017   12:34:26   ( -81.28,-146.08) 10/22/2017   12:35:38  ( -81.28,-146.09)    0.66                72
 10/25/2017   06:29:50   ( -81.25, -55.55) 10/25/2017   06:28:39  ( -81.24, -55.63)    1.29                71
 10/25/2017   07:19:16   (  81.25, 112.19) 10/25/2017   07:19:19  (  81.25, 112.07)    1.93                 3
 10/28/2017   02:04:04   ( -81.25,  10.99) 10/28/2017   02:02:57  ( -81.25,  10.83)    2.88                67
 10/28/2017   02:53:30   (  81.26, 178.70) 10/28/2017   02:53:36  (  81.26, 178.89)    3.20                 6
 10/30/2017   21:38:19   ( -81.26,  77.50) 10/30/2017   21:37:15  ( -81.26,  77.64)    2.50                64
 10/30/2017   22:27:45   (  81.26,-114.82) 10/30/2017   22:27:55  (  81.26,-114.71)    1.86                10
 11/02/2017   17:12:34   ( -81.26, 143.96) 11/02/2017   17:11:34  ( -81.26, 144.05)    1.58                60