Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2015 9 20.  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)
 09/21/2015   07:49:51   (  81.23, 104.15) 09/21/2015   07:49:09  (  81.23, 104.25)    1.85                42
 09/21/2015   08:39:17   ( -81.25, -87.86) 09/21/2015   08:39:48  ( -81.25, -87.76)    1.72                31
 09/24/2015   03:24:07   (  81.23, 170.67) 09/24/2015   03:23:30  (  81.23, 170.49)    3.09                37
 09/24/2015   04:13:33   ( -81.25, -21.32) 09/24/2015   04:14:08  ( -81.26, -21.13)    3.28                35
 09/26/2015   22:58:22   (  81.23,-122.86) 09/26/2015   22:57:49  (  81.23,-122.92)    0.94                33
 09/26/2015   23:47:48   ( -81.26,  45.16) 09/26/2015   23:48:28  ( -81.25,  45.09)    1.31                40
 09/29/2015   18:32:38   (  81.23, -56.44) 09/29/2015   18:32:09  (  81.24, -56.35)    1.68                29
 09/29/2015   19:22:04   ( -81.26, 111.60) 09/29/2015   19:22:48  ( -81.26, 111.67)    1.23                44
 10/02/2015   14:06:54   (  81.23,   9.92) 10/02/2015   14:06:30  (  81.23,   9.80)    2.09                24