Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2018 12 10.  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)
 12/10/2018   05:21:16   (  81.43, 145.04) 12/10/2018   05:21:54  (  81.43, 145.09)    0.90                38
 12/13/2018   00:06:05   ( -81.42,  43.56) 12/13/2018   00:05:30  ( -81.42,  43.64)    1.39                35
 12/13/2018   00:55:31   (  81.42,-148.71) 12/13/2018   00:56:10  (  81.43,-148.87)    2.68                39
 12/15/2018   19:40:18   ( -81.43, 110.22) 12/15/2018   19:39:44  ( -81.42, 110.10)    1.94                34
 12/15/2018   20:29:44   (  81.43, -82.08) 12/15/2018   20:30:23  (  81.43, -82.04)    0.71                39
 12/18/2018   15:14:33   ( -81.42, 176.46) 12/18/2018   15:13:59  ( -81.42, 176.54)    1.50                34
 12/18/2018   16:03:59   (  81.42, -15.86) 12/18/2018   16:04:39  (  81.43, -16.04)    2.92                40
 12/21/2018   10:48:47   ( -81.43,-116.94) 12/21/2018   10:48:14  ( -81.42,-117.05)    1.84                33