Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2017 10 23.  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)
 10/25/2017   06:29:50   ( -81.24, -55.58) 10/25/2017   06:28:39  ( -81.24, -55.64)    1.03                71
 10/25/2017   07:19:16   (  81.25, 112.18) 10/25/2017   07:19:19  (  81.25, 112.09)    1.70                 3
 10/28/2017   02:04:04   ( -81.25,  10.94) 10/28/2017   02:02:57  ( -81.25,  10.81)    2.15                67
 10/28/2017   02:53:30   (  81.25, 178.68) 10/28/2017   02:53:37  (  81.26, 178.51)    2.79                 7
 10/30/2017   21:38:19   ( -81.25,  77.41) 10/30/2017   21:37:16  ( -81.25,  77.25)    2.77                63
 10/30/2017   22:27:45   (  81.26,-114.88) 10/30/2017   22:27:55  (  81.26,-114.70)    3.24                10
 11/02/2017   17:12:34   ( -81.25, 143.83) 11/02/2017   17:11:35  ( -81.25, 143.66)    2.87                59
 11/02/2017   18:01:59   (  81.27, -48.11) 11/02/2017   18:02:13  (  81.27, -47.93)    2.98                14
 11/05/2017   12:46:48   ( -81.25,-149.80) 11/05/2017   12:45:53  ( -81.25,-149.95)    2.49                55