Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2017 6 15.  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)
 06/17/2017   20:42:09   (  81.20, -89.33) 06/17/2017   20:41:28  (  81.21, -89.17)    2.90                41
 06/17/2017   21:31:35   ( -81.22,  78.60) 06/17/2017   21:32:07  ( -81.22,  78.74)    2.61                32
 06/20/2017   16:16:24   (  81.20, -22.83) 06/20/2017   16:15:48  (  81.21, -22.86)    0.53                36
 06/20/2017   17:05:50   ( -81.22, 145.12) 06/20/2017   17:06:27  ( -81.22, 145.07)    0.73                37
 06/23/2017   11:50:40   (  81.20,  43.64) 06/23/2017   11:50:08  (  81.21,  43.82)    3.22                32
 06/23/2017   12:40:06   ( -81.22,-148.39) 06/23/2017   12:40:47  ( -81.23,-148.22)    2.93                41
 06/26/2017   07:24:56   (  81.21, 110.08) 06/26/2017   07:24:29  (  81.21, 110.10)    0.56                27
 06/26/2017   08:14:22   ( -81.23, -81.92) 06/26/2017   08:15:08  ( -81.23, -81.91)    0.23                46
 06/29/2017   02:59:11   (  81.20, 176.50) 06/29/2017   02:58:49  (  81.21, 176.36)    2.40                22