Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-B
TLE Epoch: 2018 7 20.  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)
 07/20/2018   17:36:11   (  81.24, -42.27) 07/20/2018   17:36:07  (  81.23, -42.34)    1.25                 4
 07/20/2018   18:25:37   ( -81.25, 125.66) 07/20/2018   18:26:46  ( -81.25, 125.54)    2.01                69
 07/23/2018   12:21:23   ( -80.68,-151.23) 07/23/2018   12:20:09  ( -80.89,-151.89)   25.94                74
 07/23/2018   13:10:27   (  81.24,  24.27) 07/23/2018   13:10:26  (  81.24,  24.35)    1.40                 1
 07/23/2018   13:59:53   ( -81.26,-167.79) 07/23/2018   14:01:05  ( -81.26,-167.75)    0.75                72
 07/26/2018   07:55:18   ( -81.22, -77.31) 07/26/2018   07:54:07  ( -81.22, -77.43)    2.12                71
 07/26/2018   08:44:43   (  81.25,  90.78) 07/26/2018   08:44:46  (  81.24,  90.64)    2.52                 3
 07/26/2018   09:33:22   ( -81.81, -82.10) 07/26/2018   09:34:30  ( -81.20, -79.91)   77.23                68
 07/29/2018   03:29:33   ( -81.22, -10.79) 07/29/2018   03:28:25  ( -81.22, -10.74)    0.91                68
 07/29/2018   04:18:58   (  81.25, 157.28) 07/29/2018   04:19:04  (  81.24, 157.31)    0.72                 6
 07/31/2018   23:03:49   ( -81.23,  55.70) 07/31/2018   23:02:45  ( -81.22,  55.56)    2.45                64