Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-B
TLE Epoch: 2021 10 9.  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)
 10/10/2021   23:11:14   (  81.11,-127.94) 10/10/2021   23:10:28  (  81.11,-128.09)    2.67                46
 10/11/2021   00:00:40   ( -81.13,  39.97) 10/11/2021   00:01:07  ( -81.14,  40.09)    2.26                27
 10/13/2021   18:45:29   (  81.11, -61.57) 10/13/2021   18:44:50  (  81.11, -61.65)    1.37                39
 10/13/2021   19:34:54   ( -81.15, 106.73) 10/13/2021   19:35:29  ( -81.14, 106.57)    2.92                35
 10/16/2021   14:19:44   (  81.13,   5.11) 10/16/2021   14:19:12  (  81.13,   5.14)    0.61                32
 10/16/2021   15:09:10   ( -81.15, 173.07) 10/16/2021   15:09:52  ( -81.14, 173.01)    0.90                42
 10/19/2021   09:53:59   (  81.14,  71.74) 10/19/2021   09:53:34  (  81.14,  71.91)    2.99                25
 10/19/2021   10:43:25   ( -81.16,-120.28) 10/19/2021   10:44:14  ( -81.16,-120.19)    1.59                49
 10/22/2021   05:28:14   (  81.12, 137.95) 10/22/2021   05:27:57  (  81.12, 137.90)    0.88                17