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   (  81.25, -87.03) 10/16/2017   20:36:22  (  81.25, -87.18)    2.51                 8
 10/16/2017   21:25:56   ( -81.27,  80.96) 10/16/2017   21:27:00  ( -81.28,  81.13)    2.82                64
 10/19/2017   16:10:45   (  81.26, -20.43) 10/19/2017   16:10:40  (  81.27, -20.26)    2.80                 5
 10/19/2017   17:00:12   ( -81.26, 147.21) 10/19/2017   17:01:20  ( -81.27, 147.28)    1.31                68
 10/22/2017   10:55:58   ( -80.64,-130.31) 10/22/2017   10:54:44  ( -80.88,-131.09)   30.61                74
 10/22/2017   11:44:59   (  81.27,  46.13) 10/22/2017   11:44:58  (  81.27,  46.25)    2.00                 1
 10/22/2017   12:34:26   ( -81.27,-146.21) 10/22/2017   12:35:38  ( -81.27,-146.20)    0.14                72
 10/25/2017   06:29:49   ( -81.25, -55.36) 10/25/2017   06:28:38  ( -81.25, -55.33)    0.68                71
 10/25/2017   07:19:15   (  81.25, 112.26) 10/25/2017   07:19:18  (  81.26, 112.34)    1.51                 3
 10/28/2017   02:04:04   ( -81.26,  11.12) 10/28/2017   02:02:57  ( -81.25,  11.15)    0.68                67