Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2017 9 27.  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)
 09/29/2017   23:10:57   (  81.24,-125.87) 09/29/2017   23:10:28  (  81.24,-125.87)    0.29                29
 09/30/2017   00:00:23   ( -81.26,  42.08) 09/30/2017   00:01:07  ( -81.26,  42.11)    0.52                44
 10/02/2017   18:45:13   (  81.25, -59.34) 10/02/2017   18:44:47  (  81.25, -59.22)    2.08                26
 10/02/2017   19:34:39   ( -81.26, 108.63) 10/02/2017   19:35:26  ( -81.27, 108.76)    2.19                47
 10/05/2017   14:19:28   (  81.25,   7.14) 10/05/2017   14:19:06  (  81.25,   7.02)    2.09                22
 10/05/2017   15:08:54   ( -81.27, 175.13) 10/05/2017   15:09:45  ( -81.26, 175.00)    2.30                51
 10/08/2017   09:53:44   (  81.25,  73.58) 10/08/2017   09:53:25  (  81.25,  73.63)    0.83                19
 10/08/2017   10:43:10   ( -81.27,-118.41) 10/08/2017   10:44:04  ( -81.27,-118.38)    0.59                54
 10/11/2017   05:28:00   (  81.25, 139.98) 10/11/2017   05:27:45  (  81.25, 139.83)    2.45                15