Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2018 12 25.  Predictions up to the next  14.0 days:

     Date     Time(LANDSAT-8) LANDSAT-8 Lat/Lon Date Time(METOP-A) METOP-A Lat/Lon    Distance(km)  Time Diff(sec)
 12/27/2018   01:57:19   ( -81.43,  15.99) 12/27/2018   01:56:42  ( -81.43,  16.11)    2.12                37
 12/27/2018   02:46:45   (  81.44,-176.28) 12/27/2018   02:47:22  (  81.43,-176.43)    2.52                37
 12/29/2018   21:31:35   ( -81.42,  82.14) 12/29/2018   21:30:58  ( -81.43,  82.10)    1.03                37
 12/29/2018   22:21:01   (  81.42,-110.15) 12/29/2018   22:21:37  (  81.43,-110.07)    1.64                36
 01/01/2019   17:05:49   ( -81.42, 148.66) 01/01/2019   17:05:12  ( -81.43, 148.46)    3.24                37
 01/01/2019   17:55:15   (  81.43, -43.66) 01/01/2019   17:55:51  (  81.43, -43.72)    1.19                36
 01/04/2019   12:40:04   ( -81.43,-144.86) 01/04/2019   12:39:26  ( -81.43,-144.79)    1.10                38
 01/04/2019   13:29:30   (  81.43,  22.80) 01/04/2019   13:30:06  (  81.43,  22.60)    3.34                36
 01/07/2019   08:14:19   ( -81.43, -78.40) 01/07/2019   08:13:41  ( -81.43, -78.47)    1.11                38