Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-B
TLE Epoch: 2017 4 22.  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)
 04/23/2017   21:25:09   ( -81.09,  77.48) 04/23/2017   21:24:31  ( -81.10,  77.62)    2.49                38
 04/23/2017   22:14:34   (  81.12,-114.43) 04/23/2017   22:15:10  (  81.12,-114.55)    2.15                36
 04/26/2017   16:59:22   ( -81.09, 143.97) 04/26/2017   16:58:53  ( -81.09, 143.89)    1.39                29
 04/26/2017   17:48:47   (  81.12, -47.97) 04/26/2017   17:49:31  (  81.12, -47.94)    0.60                44
 04/29/2017   12:33:35   ( -81.09,-149.60) 04/29/2017   12:33:14  ( -81.10,-149.49)    2.03                21
 04/29/2017   13:23:00   (  81.12,  18.44) 04/29/2017   13:23:53  (  81.12,  18.27)    2.77                53
 05/02/2017   08:07:46   ( -81.11, -82.86) 05/02/2017   08:07:34  ( -81.11, -82.90)    0.88                12
 05/02/2017   08:57:11   (  81.14,  85.15) 05/02/2017   08:58:12  (  81.14,  85.22)    1.16                61
 05/05/2017   03:41:59   ( -81.10, -16.54) 05/05/2017   03:41:56  ( -81.10, -16.70)    2.95                 3