Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-B
TLE Epoch: 2018 12 16.  Predictions up to the next  14.0 days:

     Date     Time(LANDSAT-8) LANDSAT-8 Lat/Lon Date Time(METOP-B) METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 12/16/2018   18:44:58   ( -81.08, 117.95) 12/16/2018   18:43:58  ( -81.08, 117.87)    1.45                60
 12/16/2018   19:34:23   (  81.11, -73.92) 12/16/2018   19:34:37  (  81.11, -74.07)    2.71                14
 12/19/2018   14:19:12   ( -81.09,-175.53) 12/19/2018   14:18:21  ( -81.09,-175.34)    3.24                51
 12/19/2018   15:08:37   (  81.12,  -7.42) 12/19/2018   15:09:00  (  81.12,  -7.31)    1.92                23
 12/22/2018   09:53:27   ( -81.10,-108.94) 12/22/2018   09:52:46  ( -81.09,-108.94)    0.36                41
 12/22/2018   10:42:53   (  81.10,  58.77) 12/22/2018   10:43:26  (  81.10,  58.68)    1.68                33
 12/25/2018   05:27:43   ( -81.09, -42.64) 12/25/2018   05:27:11  ( -81.09, -42.54)    1.82                32
 12/25/2018   06:17:08   (  81.12, 125.40) 12/25/2018   06:17:50  (  81.12, 125.41)    0.10                42
 12/28/2018   01:01:57   ( -81.11,  24.08) 12/28/2018   01:01:34  ( -81.11,  24.21)    2.33                23