Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2021 5 10.  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)
 05/11/2021   09:09:36   (  81.40,  87.57) 05/11/2021   09:08:23  (  81.39,  87.43)    2.80                73
 05/11/2021   09:59:04   ( -81.38,-105.24) 05/11/2021   09:59:04  ( -81.39,-105.31)    1.67                 0
 05/11/2021   10:48:30   (  81.39,  62.51) 05/11/2021   10:49:44  (  81.38,  62.31)    3.32                74
 05/14/2021   04:43:54   (  81.39, 153.70) 05/14/2021   04:42:45  (  81.39, 153.86)    2.55                69
 05/14/2021   05:33:21   ( -81.39, -38.70) 05/14/2021   05:33:26  ( -81.39, -38.85)    2.62                 5
 05/17/2021   00:18:11   (  81.39,-139.81) 05/17/2021   00:17:07  (  81.38,-139.74)    1.39                64
 05/17/2021   01:07:39   ( -81.37,  27.43) 05/17/2021   01:07:48  ( -81.39,  27.58)    2.97                 9
 05/19/2021   19:52:27   (  81.39, -73.35) 05/19/2021   19:51:28  (  81.38, -73.35)    1.03                59
 05/19/2021   20:41:55   ( -81.37,  93.91) 05/19/2021   20:42:09  ( -81.38,  94.00)    1.80                14
 05/22/2021   15:26:44   (  81.39,  -6.92) 05/22/2021   15:25:50  (  81.38,  -6.98)    1.43                54