Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-B
TLE Epoch: 2019 4 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)
 04/22/2019   06:29:13   ( -80.84, -61.75) 04/22/2019   06:27:59  ( -80.93, -62.02)   10.75                74
 04/22/2019   07:18:29   (  81.10, 109.46) 04/22/2019   07:18:29  (  81.10, 109.31)    2.78                 0
 04/22/2019   08:07:55   ( -81.12, -82.59) 04/22/2019   08:09:08  ( -81.12, -82.72)    2.36                73
 04/25/2019   02:03:18   ( -81.07,   7.81) 04/25/2019   02:02:13  ( -81.08,   7.87)    1.15                65
 04/25/2019   02:52:43   (  81.10, 175.84) 04/25/2019   02:52:52  (  81.10, 175.87)    0.46                 9
 04/27/2019   21:37:32   ( -81.07,  74.19) 04/27/2019   21:36:37  ( -81.07,  74.08)    1.79                55
 04/27/2019   22:26:57   (  81.09,-117.81) 04/27/2019   22:27:16  (  81.09,-117.96)    2.67                19
 04/30/2019   17:11:44   ( -81.09, 140.89) 04/30/2019   17:10:58  ( -81.09, 141.03)    2.36                46
 04/30/2019   18:01:09   (  81.11, -51.13) 04/30/2019   18:01:37  (  81.11, -51.06)    1.25                28
 05/03/2019   12:45:58   ( -81.08,-152.79) 05/03/2019   12:45:22  ( -81.08,-152.78)    0.35                36