Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-B
TLE Epoch: 2018 4 27.  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)
 04/27/2018   08:07:41   (  81.17,  97.99) 04/27/2018   08:07:33  (  81.17,  98.11)    2.03                 8
 04/27/2018   08:57:07   ( -81.18, -94.11) 04/27/2018   08:58:13  ( -81.18, -94.17)    1.31                66
 04/30/2018   02:52:30   ( -81.13,  -3.79) 04/30/2018   02:51:16  ( -81.13,  -3.75)    0.76                74
 04/30/2018   03:41:55   (  81.16, 164.30) 04/30/2018   03:41:54  (  81.17, 164.48)    3.11                 1
 04/30/2018   04:31:21   ( -81.18, -27.77) 04/30/2018   04:32:34  ( -81.18, -27.75)    0.26                73
 05/02/2018   22:26:42   ( -81.15,  62.88) 05/02/2018   22:25:35  ( -81.15,  63.03)    2.53                67
 05/02/2018   23:16:08   (  81.15,-129.41) 05/02/2018   23:16:15  (  81.15,-129.53)    2.05                 7
 05/05/2018   18:00:56   ( -81.14, 129.16) 05/05/2018   17:59:57  ( -81.13, 129.04)    2.01                59
 05/05/2018   18:50:21   (  81.16, -62.80) 05/05/2018   18:50:35  (  81.16, -62.81)    0.17                14
 05/08/2018   13:35:09   ( -81.15,-164.23) 05/08/2018   13:34:17  ( -81.15,-164.21)    0.47                52