Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-B
TLE Epoch: 2017 6 21.  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)
 06/21/2017   23:35:13   (  81.18,-132.88) 06/21/2017   23:35:03  (  81.18,-132.98)    1.72                10
 06/22/2017   00:24:39   ( -81.20,  35.03) 06/22/2017   00:25:42  ( -81.20,  34.95)    1.32                63
 06/24/2017   19:09:29   (  81.18, -66.43) 06/24/2017   19:09:23  (  81.19, -66.28)    2.74                 6
 06/24/2017   19:58:55   ( -81.20, 101.50) 06/24/2017   20:00:02  ( -81.21, 101.66)    2.87                67
 06/27/2017   13:54:42   ( -80.57,-175.69) 06/27/2017   13:53:28  ( -80.78,-176.38)   26.21                74
 06/27/2017   14:43:45   (  81.18,  -0.01) 06/27/2017   14:43:44  (  81.19,   0.03)    0.79                 1
 06/27/2017   15:33:11   ( -81.20, 167.95) 06/27/2017   15:34:23  ( -81.20, 167.98)    0.68                72
 06/30/2017   09:28:35   ( -81.18,-101.31) 06/30/2017   09:27:25  ( -81.17,-101.34)    0.65                70
 06/30/2017   10:18:01   (  81.18,  66.38) 06/30/2017   10:18:05  (  81.18,  66.31)    1.19                 4
 07/03/2017   05:02:50   ( -81.17, -34.92) 07/03/2017   05:01:45  ( -81.17, -35.05)    2.30                65