Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2020 12 23.  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)
 12/24/2020   15:08:50   (  81.42,  -2.03) 12/24/2020   15:08:43  (  81.44,  -1.93)    2.32                 7
 12/24/2020   15:58:17   ( -81.42, 165.53) 12/24/2020   15:59:23  ( -81.43, 165.69)    2.85                66
 12/27/2020   09:53:37   ( -81.45,-102.74) 12/27/2020   09:52:25  ( -81.44,-102.84)    2.04                72
 12/27/2020   10:43:04   (  81.43,  64.59) 12/27/2020   10:43:06  (  81.44,  64.41)    2.97                 2
 12/27/2020   11:32:25   ( -81.53,-125.46) 12/27/2020   11:33:39  ( -81.35,-125.21)   20.36                74
 12/30/2020   05:27:51   ( -81.44, -36.52) 12/30/2020   05:26:47  ( -81.43, -36.48)    0.75                64
 12/30/2020   06:17:17   (  81.44, 131.17) 12/30/2020   06:17:27  (  81.43, 131.13)    1.29                10
 01/02/2021   01:02:05   ( -81.44,  30.03) 01/02/2021   01:01:10  ( -81.44,  29.86)    3.04                55
 01/02/2021   01:51:32   (  81.42,-162.69) 01/02/2021   01:51:50  (  81.43,-162.57)    2.08                18
 01/04/2021   20:36:20   ( -81.43,  96.16) 01/04/2021   20:35:33  ( -81.44,  96.17)    1.01                47