Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-B
TLE Epoch: 2021 9 15.  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)
 09/15/2021   15:52:18   ( -81.11, 161.81) 09/15/2021   15:51:50  ( -81.11, 161.62)    3.31                28
 09/15/2021   16:41:43   (  81.14, -30.07) 09/15/2021   16:42:28  (  81.15, -29.98)    1.68                45
 09/18/2021   11:26:33   ( -81.13,-131.50) 09/18/2021   11:26:11  ( -81.13,-131.46)    0.81                22
 09/18/2021   12:15:59   (  81.13,  36.22) 09/18/2021   12:16:51  (  81.14,  36.14)    1.33                52
 09/21/2021   07:00:49   ( -81.12, -65.22) 09/21/2021   07:00:34  ( -81.12, -65.30)    1.47                15
 09/21/2021   07:50:14   (  81.15, 102.85) 09/21/2021   07:51:12  (  81.15, 103.01)    2.76                58
 09/24/2021   02:35:03   ( -81.13,   1.40) 09/24/2021   02:34:54  ( -81.13,   1.59)    3.26                 9
 09/24/2021   03:24:28   (  81.16, 169.45) 09/24/2021   03:25:33  (  81.15, 169.48)    0.68                65
 09/26/2021   21:20:45   (  79.45,-116.56) 09/26/2021   21:19:32  (  79.88,-118.59)   62.51                73
 09/26/2021   22:09:18   ( -81.14,  67.99) 09/26/2021   22:09:16  ( -81.14,  68.10)    1.82                 2