Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-B
TLE Epoch: 2018 1 21.  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)
 01/21/2018   17:12:21   ( -81.13, 141.72) 01/21/2018   17:11:32  ( -81.13, 141.78)    1.10                49
 01/21/2018   18:01:47   (  81.14, -50.52) 01/21/2018   18:02:11  (  81.15, -50.40)    2.36                24
 01/24/2018   12:46:35   ( -81.12,-152.00) 01/24/2018   12:45:55  ( -81.12,-152.09)    1.61                40
 01/24/2018   13:36:00   (  81.15,  16.10) 01/24/2018   13:36:33  (  81.15,  16.09)    0.15                33
 01/27/2018   08:20:48   ( -81.13, -85.39) 01/27/2018   08:20:16  ( -81.14, -85.23)    2.82                32
 01/27/2018   09:10:13   (  81.16,  82.68) 01/27/2018   09:10:55  (  81.15,  82.56)    2.10                42
 01/30/2018   03:55:00   ( -81.14, -18.83) 01/30/2018   03:54:37  ( -81.14, -18.77)    1.07                23
 01/30/2018   04:44:25   (  81.17, 149.22) 01/30/2018   04:45:15  (  81.17, 149.40)    3.14                50
 02/01/2018   23:29:13   ( -81.15,  47.69) 02/01/2018   23:28:59  ( -81.14,  47.68)    0.46                14