Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2017 10 15.  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)
 10/16/2017   20:36:30   (  81.26, -87.01) 10/16/2017   20:36:22  (  81.25, -87.18)    2.95                 8
 10/16/2017   21:25:56   ( -81.28,  80.97) 10/16/2017   21:27:00  ( -81.28,  81.13)    2.72                64
 10/19/2017   16:10:45   (  81.27, -20.39) 10/19/2017   16:10:40  (  81.27, -20.26)    2.18                 5
 10/19/2017   17:00:12   ( -81.27, 147.23) 10/19/2017   17:01:20  ( -81.27, 147.28)    0.94                68
 10/22/2017   10:56:01   ( -80.55,-131.25) 10/22/2017   10:54:47  ( -80.82,-132.15)   34.30                74
 10/22/2017   11:45:00   (  81.25,  45.81) 10/22/2017   11:44:59  (  81.26,  45.86)    1.06                 1
 10/22/2017   12:34:26   ( -81.27,-146.17) 10/22/2017   12:35:38  ( -81.27,-146.20)    0.54                72
 10/25/2017   06:29:50   ( -81.24, -55.68) 10/25/2017   06:28:39  ( -81.24, -55.71)    0.74                71
 10/25/2017   07:19:15   (  81.26, 112.33) 10/25/2017   07:19:18  (  81.26, 112.34)    0.26                 3
 10/28/2017   02:04:05   ( -81.24,  10.82) 10/28/2017   02:02:58  ( -81.24,  10.76)    1.05                67