Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-B
TLE Epoch: 2017 12 22.  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)
 12/24/2017   14:19:30   (  81.13,   4.98) 12/24/2017   14:18:32  (  81.12,   4.81)    3.26                58
 12/24/2017   15:08:56   ( -81.15, 172.93) 12/24/2017   15:09:11  ( -81.15, 172.94)    0.35                15
 12/27/2017   09:53:45   (  81.12,  71.22) 12/27/2017   09:52:55  (  81.11,  71.07)    2.65                50
 12/27/2017   10:43:11   ( -81.14,-120.81) 12/27/2017   10:43:34  ( -81.14,-120.76)    1.08                23
 12/30/2017   05:27:58   (  81.12, 137.78) 12/30/2017   05:27:16  (  81.12, 137.68)    1.63                42
 12/30/2017   06:17:24   ( -81.15, -54.23) 12/30/2017   06:17:55  ( -81.15, -54.10)    2.25                31
 01/02/2018   01:02:12   (  81.13,-155.70) 01/02/2018   01:01:38  (  81.13,-155.71)    0.21                34
 01/02/2018   01:51:38   ( -81.15,  12.31) 01/02/2018   01:52:18  ( -81.15,  12.16)    2.70                40
 01/04/2018   20:36:26   (  81.13, -89.22) 01/04/2018   20:36:00  (  81.13, -89.12)    1.69                26