Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-B
TLE Epoch: 2021 9 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)
 09/10/2021   00:43:48   ( -81.11,  28.91) 09/10/2021   00:43:06  ( -81.12,  29.07)    2.83                42
 09/10/2021   01:33:13   (  81.14,-162.99) 09/10/2021   01:33:45  (  81.14,-162.87)    2.03                32
 09/12/2021   20:18:03   ( -81.11,  95.30) 09/12/2021   20:17:28  ( -81.11,  95.27)    0.64                35
 09/12/2021   21:07:28   (  81.14, -96.63) 09/12/2021   21:08:07  (  81.13, -96.72)    1.60                39
 09/15/2021   15:52:18   ( -81.12, 162.00) 09/15/2021   15:51:49  ( -81.13, 162.19)    3.22                29
 09/15/2021   16:41:43   (  81.15, -29.94) 09/15/2021   16:42:28  (  81.15, -29.83)    1.83                45
 09/18/2021   11:26:34   ( -81.12,-131.69) 09/18/2021   11:26:12  ( -81.12,-131.65)    0.76                22
 09/18/2021   12:15:59   (  81.14,  36.34) 09/18/2021   12:16:51  (  81.14,  36.28)    1.16                52
 09/21/2021   07:00:48   ( -81.13, -65.07) 09/21/2021   07:00:33  ( -81.12, -65.14)    1.44                15