Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-B
TLE Epoch: 2021 4 6.  Predictions up to the next  14.0 days:

     Date     Time(LANDSAT-8) LANDSAT-8 Lat/Lon Date Time(METOP-B) METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 04/08/2021   09:16:13   ( -81.14, -99.42) 04/08/2021   09:16:04  ( -81.13, -99.58)    2.81                 9
 04/08/2021   10:05:38   (  81.17,  68.66) 04/08/2021   10:06:43  (  81.16,  68.53)    2.43                65
 04/11/2021   04:50:27   ( -81.14, -32.90) 04/11/2021   04:50:24  ( -81.14, -32.89)    0.20                 3
 04/11/2021   05:39:52   (  81.17, 135.15) 04/11/2021   05:41:03  (  81.17, 135.21)    0.96                71
 04/13/2021   23:35:15   (  81.12,-134.41) 04/13/2021   23:34:06  (  81.12,-134.50)    1.64                69
 04/14/2021   00:24:41   ( -81.15,  33.59) 04/14/2021   00:24:44  ( -81.15,  33.78)    3.20                 3
 04/16/2021   19:09:28   (  81.12, -67.98) 04/16/2021   19:08:25  (  81.13, -67.85)    2.26                63
 04/16/2021   19:58:54   ( -81.15, 100.05) 04/16/2021   19:59:04  ( -81.15, 100.07)    0.32                10
 04/19/2021   14:43:42   (  81.12,  -1.58) 04/19/2021   14:42:46  (  81.12,  -1.59)    0.20                56