Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2021 9 14.  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)
 09/15/2021   00:12:44   (  81.33,-139.54) 09/15/2021   00:12:40  (  81.32,-139.60)    1.73                 4
 09/15/2021   01:02:12   ( -81.31,  27.63) 09/15/2021   01:03:21  ( -81.32,  27.64)    1.72                69
 09/17/2021   18:57:33   ( -81.34, 119.39) 09/17/2021   18:56:20  ( -81.33, 119.26)    2.81                73
 09/17/2021   19:47:00   (  81.33, -73.25) 09/17/2021   19:47:00  (  81.32, -73.16)    1.79                 0
 09/17/2021   20:36:28   ( -81.30,  93.95) 09/17/2021   20:37:41  ( -81.32,  94.12)    3.42                73
 09/20/2021   14:31:48   ( -81.33,-174.32) 09/20/2021   14:30:39  ( -81.32,-174.28)    1.32                69
 09/20/2021   15:21:15   (  81.32,  -6.99) 09/20/2021   15:21:20  (  81.33,  -7.11)    2.45                 5
 09/23/2021   10:06:04   ( -81.32,-108.07) 09/23/2021   10:05:00  ( -81.33,-108.22)    2.81                64
 09/23/2021   10:55:30   (  81.33,  59.63) 09/23/2021   10:55:39  (  81.31,  59.69)    1.98                 9
 09/26/2021   05:40:19   ( -81.33, -41.47) 09/26/2021   05:39:19  ( -81.32, -41.41)    2.01                60