Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2018 4 26.  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)
 04/26/2018   04:06:33   (  81.32, 160.75) 04/26/2018   04:06:10  (  81.32, 160.90)    2.76                23
 04/26/2018   04:55:59   ( -81.33, -31.36) 04/26/2018   04:56:50  ( -81.33, -31.33)    0.52                51
 04/28/2018   23:40:46   (  81.33,-132.54) 04/28/2018   23:40:28  (  81.32,-132.70)    2.79                18
 04/29/2018   00:30:13   ( -81.33,  35.00) 04/29/2018   00:31:08  ( -81.33,  35.09)    1.64                55
 05/01/2018   19:14:59   (  81.32, -66.24) 05/01/2018   19:14:45  (  81.32, -66.32)    1.30                14
 05/01/2018   20:04:25   ( -81.34, 101.71) 05/01/2018   20:05:24  ( -81.34, 101.88)    2.84                59
 05/04/2018   14:49:12   (  81.34,   0.41) 05/04/2018   14:49:02  (  81.33,   0.44)    0.73                10
 05/04/2018   15:38:39   ( -81.33, 168.01) 05/04/2018   15:39:43  ( -81.33, 167.88)    2.26                64
 05/07/2018   10:23:26   (  81.33,  66.65) 05/07/2018   10:23:20  (  81.33,  66.80)    2.43                 6