Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2018 12 12.  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)
 12/13/2018   00:06:04   ( -81.42,  43.61) 12/13/2018   00:05:29  ( -81.43,  43.75)    2.36                35
 12/13/2018   00:55:30   (  81.43,-148.65) 12/13/2018   00:56:09  (  81.43,-148.74)    1.53                39
 12/15/2018   19:40:18   ( -81.43, 110.21) 12/15/2018   19:39:44  ( -81.43, 110.22)    0.44                34
 12/15/2018   20:29:44   (  81.43, -82.08) 12/15/2018   20:30:23  (  81.43, -81.91)    2.88                39
 12/18/2018   15:14:32   ( -81.43, 176.77) 12/18/2018   15:13:59  ( -81.43, 176.68)    1.69                33
 12/18/2018   16:03:58   (  81.44, -15.55) 12/18/2018   16:04:38  (  81.43, -15.48)    1.25                40
 12/21/2018   10:48:46   ( -81.42,-117.11) 12/21/2018   10:48:14  ( -81.42,-117.28)    2.91                32
 12/21/2018   11:38:12   (  81.42,  50.56) 12/21/2018   11:38:53  (  81.43,  50.52)    0.91                41
 12/24/2018   06:23:00   ( -81.42, -50.63) 12/24/2018   06:22:28  ( -81.43, -50.46)    2.80                32