Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2018 12 24.  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)
 12/24/2018   06:23:04   ( -81.43, -50.43) 12/24/2018   06:22:28  ( -81.43, -50.56)    2.16                36
 12/24/2018   07:12:30   (  81.44, 117.32) 12/24/2018   07:13:07  (  81.43, 117.32)    0.85                37
 12/27/2018   01:57:20   ( -81.43,  15.81) 12/27/2018   01:56:43  ( -81.43,  15.84)    0.54                37
 12/27/2018   02:46:46   (  81.43,-176.45) 12/27/2018   02:47:22  (  81.43,-176.31)    2.38                36
 12/29/2018   21:31:34   ( -81.43,  82.45) 12/29/2018   21:30:56  ( -81.43,  82.62)    2.83                38
 12/29/2018   22:21:00   (  81.44,-109.84) 12/29/2018   22:21:36  (  81.43,-109.96)    2.05                36
 01/01/2019   17:05:50   ( -81.43, 148.70) 01/01/2019   17:05:12  ( -81.43, 148.58)    1.96                38
 01/01/2019   17:55:16   (  81.43, -43.62) 01/01/2019   17:55:51  (  81.43, -43.62)    0.33                35
 01/04/2019   12:40:05   ( -81.43,-144.67) 01/04/2019   12:39:26  ( -81.43,-144.69)    0.68                39