Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2017 4 29.  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)
 05/01/2017   00:48:56   ( -81.18,  28.60) 05/01/2017   00:48:16  ( -81.18,  28.47)    2.13                40
 05/01/2017   01:38:21   (  81.21,-163.30) 05/01/2017   01:38:54  (  81.21,-163.28)    0.42                33
 05/03/2017   20:23:09   ( -81.20,  95.37) 05/03/2017   20:22:36  ( -81.20,  95.47)    1.64                33
 05/03/2017   21:12:35   (  81.20, -96.92) 05/03/2017   21:13:16  (  81.20, -97.05)    2.22                41
 05/06/2017   15:57:22   ( -81.20, 161.77) 05/06/2017   15:56:57  ( -81.19, 161.68)    1.63                25
 05/06/2017   16:46:47   (  81.22, -30.18) 05/06/2017   16:47:35  (  81.22, -30.09)    1.57                48
 05/09/2017   11:31:36   ( -81.19,-131.83) 05/09/2017   11:31:18  ( -81.20,-131.75)    1.43                18
 05/09/2017   12:21:01   (  81.21,  36.19) 05/09/2017   12:21:57  (  81.21,  36.09)    1.69                56
 05/12/2017   07:05:50   ( -81.19, -65.44) 05/12/2017   07:05:40  ( -81.19, -65.59)    2.60                10