Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-B
TLE Epoch: 2021 12 7.  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)
 12/09/2021   00:31:31   (  81.13,-147.95) 12/09/2021   00:30:50  (  81.13,-147.83)    2.18                41
 12/09/2021   01:20:57   ( -81.15,  20.01) 12/09/2021   01:21:29  ( -81.15,  20.11)    1.88                32
 12/11/2021   20:05:45   (  81.15, -81.20) 12/11/2021   20:05:11  (  81.14, -81.18)    0.54                34
 12/11/2021   20:55:11   ( -81.17,  86.79) 12/11/2021   20:55:50  ( -81.16,  86.77)    0.75                39
 12/14/2021   15:39:59   (  81.14, -14.87) 12/14/2021   15:39:32  (  81.14, -14.94)    1.31                27
 12/14/2021   16:29:25   ( -81.16, 153.14) 12/14/2021   16:30:11  ( -81.16, 153.02)    2.24                46
 12/17/2021   11:14:14   (  81.13,  51.41) 12/17/2021   11:13:54  (  81.13,  51.27)    2.41                20
 12/17/2021   12:03:40   ( -81.15,-140.56) 12/17/2021   12:04:32  ( -81.16,-140.38)    3.15                52
 12/20/2021   06:48:28   (  81.14, 118.00) 12/20/2021   06:48:15  (  81.13, 117.83)    2.98                13