Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2021 9 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)
 09/12/2021   04:38:29   (  81.33, 153.87) 09/12/2021   04:38:20  (  81.32, 154.05)    3.11                 9
 09/12/2021   05:27:56   ( -81.32, -38.56) 09/12/2021   05:29:01  ( -81.32, -38.69)    2.22                65
 09/15/2021   00:12:45   (  81.32,-139.80) 09/15/2021   00:12:41  (  81.33,-139.88)    1.77                 4
 09/15/2021   01:02:12   ( -81.32,  27.79) 09/15/2021   01:03:21  ( -81.32,  27.79)    0.09                69
 09/17/2021   18:57:33   ( -81.33, 119.18) 09/17/2021   18:56:20  ( -81.34, 119.01)    2.84                73
 09/17/2021   19:47:00   (  81.31, -73.50) 09/17/2021   19:47:00  (  81.33, -73.44)    1.96                 0
 09/17/2021   20:36:27   ( -81.31,  94.11) 09/17/2021   20:37:40  ( -81.31,  94.26)    2.47                73
 09/20/2021   14:31:49   ( -81.32,-174.54) 09/20/2021   14:30:40  ( -81.33,-174.54)    1.15                69
 09/20/2021   15:21:15   (  81.32,  -6.86) 09/20/2021   15:21:20  (  81.33,  -7.02)    2.65                 5
 09/23/2021   10:06:04   ( -81.33,-107.92) 09/23/2021   10:05:00  ( -81.33,-108.12)    3.31                64