Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2020 12 30.  Predictions up to the next  14.0 days:

     Date     Time(LANDSAT-8) LANDSAT-8 Lat/Lon Date Time(METOP-A) METOP-A Lat/Lon    Distance(km)  Time Diff(sec)
 12/30/2020   05:27:52   ( -81.43, -36.61) 12/30/2020   05:26:48  ( -81.44, -36.57)    0.91                64
 12/30/2020   06:17:18   (  81.44, 131.14) 12/30/2020   06:17:28  (  81.43, 131.09)    1.23                10
 01/02/2021   01:02:05   ( -81.44,  29.94) 01/02/2021   01:01:10  ( -81.44,  29.75)    3.08                55
 01/02/2021   01:51:32   (  81.42,-162.72) 01/02/2021   01:51:50  (  81.43,-162.61)    1.94                18
 01/04/2021   20:36:19   ( -81.44,  96.44) 01/04/2021   20:35:32  ( -81.43,  96.45)    1.22                47
 01/04/2021   21:25:46   (  81.43, -96.24) 01/04/2021   21:26:13  (  81.43, -96.34)    1.83                27
 01/07/2021   16:10:33   ( -81.44, 162.89) 01/07/2021   16:09:55  ( -81.43, 162.74)    2.80                38
 01/07/2021   17:00:00   (  81.43, -29.82) 01/07/2021   17:00:35  (  81.43, -29.70)    2.02                35
 01/10/2021   11:44:47   ( -81.42,-131.10) 01/10/2021   11:44:17  ( -81.43,-131.00)    2.11                30