Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-B
TLE Epoch: 2018 5 15.  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)
 05/17/2018   00:17:47   ( -81.15,  35.17) 05/17/2018   00:17:17  ( -81.16,  35.24)    1.29                30
 05/17/2018   01:07:12   (  81.18,-156.72) 05/17/2018   01:07:55  (  81.18,-156.58)    2.37                43
 05/19/2018   19:52:00   ( -81.16, 101.66) 05/19/2018   19:51:38  ( -81.15, 101.54)    2.20                22
 05/19/2018   20:41:26   (  81.16, -90.62) 05/19/2018   20:42:17  (  81.17, -90.69)    1.26                51
 05/22/2018   15:26:13   ( -81.16, 168.12) 05/22/2018   15:25:58  ( -81.16, 168.19)    1.19                15
 05/22/2018   16:15:38   (  81.19, -23.82) 05/22/2018   16:16:36  (  81.19, -23.68)    2.38                58
 05/25/2018   11:00:25   ( -81.16,-125.44) 05/25/2018   11:00:18  ( -81.16,-125.55)    1.86                 7
 05/25/2018   11:49:50   (  81.18,  42.58) 05/25/2018   11:50:56  (  81.18,  42.55)    0.62                66
 05/28/2018   05:45:12   (  81.13, 132.94) 05/28/2018   05:43:59  (  81.13, 132.77)    2.81                73
 05/28/2018   06:34:38   ( -81.16, -59.05) 05/28/2018   06:34:38  ( -81.16, -58.94)    1.95                 0