Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2019 6 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)
 06/22/2019   10:54:56   ( -81.47,-117.32) 06/22/2019   10:54:53  ( -81.47,-117.15)    2.86                 3
 06/22/2019   11:44:22   (  81.47,  50.45) 06/22/2019   11:45:33  (  81.47,  50.61)    2.77                71
 06/25/2019   05:39:45   (  81.47, 141.61) 06/25/2019   05:38:37  (  81.47, 141.63)    0.43                68
 06/25/2019   06:29:12   ( -81.47, -50.81) 06/25/2019   06:29:17  ( -81.47, -50.80)    0.18                 5
 06/28/2019   01:14:01   (  81.47,-151.93) 06/28/2019   01:13:01  (  81.47,-152.06)    2.25                60
 06/28/2019   02:03:28   ( -81.47,  15.68) 06/28/2019   02:03:41  ( -81.47,  15.53)    2.36                13
 06/30/2019   20:48:16   (  81.47, -85.48) 06/30/2019   20:47:23  (  81.47, -85.36)    2.10                53
 06/30/2019   21:37:43   ( -81.47,  82.14) 06/30/2019   21:38:03  ( -81.47,  82.26)    1.95                20
 07/03/2019   16:22:32   (  81.47, -19.06) 07/03/2019   16:21:47  (  81.47, -19.07)    0.45                45