Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2017 12 14.  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)
 12/14/2017   23:35:35   (  81.28,-131.50) 12/14/2017   23:36:47  (  81.29,-131.37)    2.34                72
 12/17/2017   17:30:59   (  81.26, -40.72) 12/17/2017   17:29:48  (  81.26, -40.86)    2.40                71
 12/17/2017   18:20:25   ( -81.28, 127.23) 12/17/2017   18:20:27  ( -81.28, 127.33)    1.61                 2
 12/20/2017   13:05:15   (  81.26,  25.72) 12/20/2017   13:04:07  (  81.26,  25.65)    1.15                68
 12/20/2017   13:54:41   ( -81.28,-166.30) 12/20/2017   13:54:46  ( -81.29,-166.13)    2.89                 5
 12/23/2017   08:39:31   (  81.26,  92.13) 12/23/2017   08:38:26  (  81.27,  92.15)    0.83                65
 12/23/2017   09:28:57   ( -81.28, -99.87) 12/23/2017   09:29:06  ( -81.28,-100.00)    2.18                 9
 12/26/2017   04:13:45   (  81.28, 158.88) 12/26/2017   04:12:43  (  81.28, 159.02)    2.47                62