Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2017 12 9.  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)
 12/09/2017   07:37:38   ( -81.28, -72.09) 12/09/2017   07:37:31  ( -81.27, -72.22)    2.18                 7
 12/09/2017   08:27:04   (  81.28,  95.67) 12/09/2017   08:28:10  (  81.29,  95.65)    0.55                66
 12/12/2017   03:11:53   ( -81.28,  -5.62) 12/12/2017   03:11:51  ( -81.28,  -5.51)    1.83                 2
 12/12/2017   04:01:19   (  81.28, 162.11) 12/12/2017   04:02:31  (  81.28, 161.94)    2.91                72
 12/14/2017   21:56:41   (  81.26,-107.16) 12/14/2017   21:55:33  (  81.26,-107.34)    3.11                68
 12/14/2017   22:46:07   ( -81.28,  60.82) 12/14/2017   22:46:12  ( -81.28,  60.90)    1.35                 5
 12/17/2017   17:30:55   (  81.28, -40.40) 12/17/2017   17:29:55  (  81.27, -40.49)    1.70                60
 12/17/2017   18:20:22   ( -81.28, 127.23) 12/17/2017   18:20:35  ( -81.28, 127.40)    2.99                13
 12/20/2017   13:05:10   (  81.27,  25.95) 12/20/2017   13:04:19  (  81.28,  26.07)    1.96                51