Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2015 5 5.  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)
 05/06/2015   11:19:14   ( -81.11,-130.82) 05/06/2015   11:18:38  ( -81.12,-130.83)    0.40                36
 05/06/2015   12:08:39   (  81.14,  37.25) 05/06/2015   12:09:17  (  81.14,  37.11)    2.33                38
 05/09/2015   06:53:25   ( -81.13, -64.16) 05/09/2015   06:52:59  ( -81.13, -64.10)    0.89                26
 05/09/2015   07:42:50   (  81.16, 103.89) 05/09/2015   07:43:38  (  81.15, 103.84)    1.13                48
 05/12/2015   02:27:36   ( -81.14,   2.40) 05/12/2015   02:27:20  ( -81.14,   2.57)    3.09                16
 05/12/2015   03:17:01   (  81.16, 170.42) 05/12/2015   03:17:59  (  81.16, 170.51)    1.45                58
 05/14/2015   22:01:47   ( -81.14,  68.83) 05/14/2015   22:01:42  ( -81.13,  68.83)    0.21                 5
 05/14/2015   22:51:12   (  81.16,-123.16) 05/14/2015   22:52:21  (  81.15,-123.25)    1.62                69
 05/17/2015   16:46:31   (  81.10, -32.85) 05/17/2015   16:45:23  (  81.11, -32.68)    3.13                68