Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-B
TLE Epoch: 2021 5 3.  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)
 05/03/2021   16:34:50   (  81.07, -30.13) 05/03/2021   16:34:48  (  81.07, -29.97)    2.80                 2
 05/03/2021   17:24:16   ( -81.09, 137.80) 05/03/2021   17:25:27  ( -81.09, 137.95)    2.72                71
 05/06/2021   11:19:39   ( -81.03,-132.02) 05/06/2021   11:18:35  ( -81.03,-131.98)    0.92                64
 05/06/2021   12:09:04   (  81.05,  36.03) 05/06/2021   12:09:14  (  81.06,  36.07)    0.89                10
 05/09/2021   06:53:52   ( -81.03, -65.51) 05/09/2021   06:53:00  ( -81.03, -65.55)    0.72                52
 05/09/2021   07:43:17   (  81.06, 102.52) 05/09/2021   07:43:39  (  81.06, 102.46)    1.02                22
 05/12/2021   02:28:04   ( -81.03,   0.97) 05/12/2021   02:27:24  ( -81.03,   0.87)    1.79                40
 05/12/2021   03:17:29   (  81.06, 168.97) 05/12/2021   03:18:03  (  81.06, 168.83)    2.46                34
 05/14/2021   22:02:17   ( -81.03,  67.42) 05/14/2021   22:01:49  ( -81.03,  67.27)    2.62                28