Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2015 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)
 12/11/2015   21:44:24   (  81.12,-106.29) 12/11/2015   21:44:18  (  81.11,-106.45)    2.80                 6
 12/11/2015   22:33:50   ( -81.14,  61.64) 12/11/2015   22:34:57  ( -81.14,  61.76)    2.19                67
 12/14/2015   16:29:12   ( -81.09, 152.04) 12/14/2015   16:28:03  ( -81.09, 151.88)    2.79                69
 12/14/2015   17:18:37   (  81.12, -39.89) 12/14/2015   17:18:41  (  81.12, -39.94)    0.83                 4
 12/17/2015   12:03:25   ( -81.10,-141.25) 12/17/2015   12:02:26  ( -81.10,-141.26)    0.21                59
 12/17/2015   12:52:50   (  81.13,  26.79) 12/17/2015   12:53:04  (  81.13,  26.92)    2.18                14
 12/20/2015   07:37:38   ( -81.12, -74.64) 12/20/2015   07:36:49  ( -81.12, -74.45)    3.22                49
 12/20/2015   08:27:04   (  81.12,  93.02) 12/20/2015   08:27:29  (  81.12,  92.98)    0.83                25
 12/23/2015   03:11:51   ( -81.10,  -8.47) 12/23/2015   03:11:13  ( -81.10,  -8.42)    1.03                38