Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2016 12 9.  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)
 12/11/2016   11:14:11   ( -81.14,-128.45) 12/11/2016   11:14:04  ( -81.14,-128.50)    1.07                 7
 12/11/2016   12:03:37   (  81.15,  39.28) 12/11/2016   12:04:43  (  81.15,  39.27)    0.55                66
 12/14/2016   05:59:12   (  80.79, 125.58) 12/14/2016   05:57:58  (  80.92, 125.32)   15.11                74
 12/14/2016   06:48:26   ( -81.12, -62.25) 12/14/2016   06:48:26  ( -81.13, -62.38)    2.34                 0
 12/14/2016   07:37:51   (  81.15, 105.82) 12/14/2016   07:39:04  (  81.15, 105.75)    1.29                73
 12/17/2016   01:33:14   (  81.11,-163.72) 12/17/2016   01:32:07  (  81.11,-163.81)    1.64                67
 12/17/2016   02:22:40   ( -81.13,   4.27) 12/17/2016   02:22:47  ( -81.13,   4.08)    3.28                 7
 12/19/2016   21:07:27   (  81.11, -97.27) 12/19/2016   21:06:27  (  81.11, -97.40)    2.17                60
 12/19/2016   21:56:53   ( -81.13,  70.74) 12/19/2016   21:57:06  ( -81.14,  70.88)    2.65                13
 12/22/2016   16:41:40   (  81.13, -30.51) 12/22/2016   16:40:47  (  81.12, -30.64)    2.40                53