Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2020 4 21.  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)
 04/21/2020   03:29:40   (  81.48, 173.33) 04/21/2020   03:29:45  (  81.49, 173.29)    1.02                 5
 04/23/2020   22:14:27   ( -81.49,  72.42) 04/23/2020   22:13:26  ( -81.49,  72.60)    3.19                61
 04/23/2020   23:03:54   (  81.48,-120.29) 04/23/2020   23:04:07  (  81.49,-120.17)    2.17                13
 04/26/2020   17:48:41   ( -81.49, 138.81) 04/26/2020   17:47:49  ( -81.49, 138.76)    0.95                52
 04/26/2020   18:38:07   (  81.49, -53.54) 04/26/2020   18:38:29  (  81.49, -53.65)    2.07                22
 04/29/2020   13:22:54   ( -81.49,-154.83) 04/29/2020   13:22:10  ( -81.49,-154.70)    2.17                44
 04/29/2020   14:12:20   (  81.49,  12.80) 04/29/2020   14:12:50  (  81.48,  12.86)    1.15                30
 05/02/2020   08:57:08   ( -81.49, -88.49) 05/02/2020   08:56:33  ( -81.49, -88.58)    1.42                35