Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-B
TLE Epoch: 2018 5 11.  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)
 05/11/2018   09:09:22   ( -81.14, -97.96) 05/11/2018   09:08:37  ( -81.15, -97.84)    2.24                45
 05/11/2018   09:58:47   (  81.17,  70.17) 05/11/2018   09:59:16  (  81.16,  69.98)    3.25                29
 05/14/2018   04:43:35   ( -81.15, -31.39) 05/14/2018   04:42:58  ( -81.14, -31.49)    1.70                37
 05/14/2018   05:33:00   (  81.18, 136.70) 05/14/2018   05:33:36  (  81.17, 136.67)    0.66                36
 05/17/2018   00:17:48   ( -81.15,  35.14) 05/17/2018   00:17:18  ( -81.15,  35.22)    1.30                30
 05/17/2018   01:07:12   (  81.18,-156.79) 05/17/2018   01:07:55  (  81.18,-156.65)    2.42                43
 05/19/2018   19:52:00   ( -81.16, 101.65) 05/19/2018   19:51:38  ( -81.15, 101.53)    2.05                22
 05/19/2018   20:41:25   (  81.18, -90.31) 05/19/2018   20:42:16  (  81.18, -90.36)    1.02                51
 05/22/2018   15:26:13   ( -81.16, 168.12) 05/22/2018   15:25:58  ( -81.16, 168.21)    1.53                15