Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2017 10 18.  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)
 10/19/2017   16:10:46   (  81.25, -20.64) 10/19/2017   16:10:41  (  81.26, -20.51)    2.26                 5
 10/19/2017   17:00:11   ( -81.27, 147.27) 10/19/2017   17:01:19  ( -81.27, 147.38)    1.80                68
 10/22/2017   10:56:00   ( -80.59,-130.87) 10/22/2017   10:54:46  ( -80.85,-131.73)   32.71                74
 10/22/2017   11:45:00   (  81.26,  45.96) 10/22/2017   11:44:59  (  81.26,  45.97)    0.23                 1
 10/22/2017   12:34:26   ( -81.28,-146.10) 10/22/2017   12:35:38  ( -81.28,-146.12)    0.59                72
 10/25/2017   06:29:50   ( -81.24, -55.58) 10/25/2017   06:28:39  ( -81.24, -55.65)    1.24                71
 10/25/2017   07:19:15   (  81.27, 112.51) 10/25/2017   07:19:18  (  81.26, 112.42)    1.80                 3
 10/28/2017   02:04:05   ( -81.25,  10.96) 10/28/2017   02:02:58  ( -81.24,  10.80)    2.74                67
 10/28/2017   02:53:31   (  81.25, 178.65) 10/28/2017   02:53:38  (  81.25, 178.46)    3.29                 7
 10/30/2017   21:38:19   ( -81.25,  77.46) 10/30/2017   21:37:15  ( -81.26,  77.62)    2.70                64