Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2020 12 18.  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)
 12/19/2020   00:00:21   (  81.43,-134.71) 12/18/2020   23:59:58  (  81.44,-134.75)    1.06                23
 12/19/2020   00:49:48   ( -81.43,  32.84) 12/19/2020   00:50:38  ( -81.43,  32.84)    0.65                50
 12/21/2020   19:34:36   (  81.43, -68.40) 12/21/2020   19:34:21  (  81.44, -68.37)    1.46                15
 12/21/2020   20:24:03   ( -81.42,  99.19) 12/21/2020   20:25:01  ( -81.43,  99.25)    1.38                58
 12/24/2020   15:08:49   (  81.44,  -1.73) 12/24/2020   15:08:42  (  81.43,  -1.62)    2.01                 7
 12/24/2020   15:58:17   ( -81.42, 165.49) 12/24/2020   15:59:23  ( -81.43, 165.64)    2.92                66
 12/27/2020   09:53:37   ( -81.44,-102.77) 12/27/2020   09:52:25  ( -81.44,-102.88)    1.99                72
 12/27/2020   10:43:04   (  81.43,  64.50) 12/27/2020   10:43:06  (  81.44,  64.33)    3.23                 2
 12/27/2020   11:32:25   ( -81.53,-125.50) 12/27/2020   11:33:39  ( -81.35,-125.26)   20.03                74
 12/30/2020   05:27:52   ( -81.43, -36.56) 12/30/2020   05:26:48  ( -81.44, -36.52)    0.57                64