Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and METOP-A
TLE Epoch: 2018 12 8.  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   04:31:50   ( -81.42, -22.74) 12/10/2018   04:31:15  ( -81.42, -22.93)    3.15                35
 12/10/2018   05:21:16   (  81.43, 144.97) 12/10/2018   05:21:54  (  81.43, 144.99)    0.25                38
 12/13/2018   00:06:05   ( -81.42,  43.57) 12/13/2018   00:05:30  ( -81.42,  43.57)    0.52                35
 12/13/2018   00:55:31   (  81.42,-148.74) 12/13/2018   00:56:09  (  81.43,-148.56)    3.25                38
 12/15/2018   19:40:19   ( -81.43, 110.24) 12/15/2018   19:39:44  ( -81.43, 110.44)    3.29                35
 12/15/2018   20:29:44   (  81.43, -82.09) 12/15/2018   20:30:23  (  81.43, -82.12)    0.52                39
 12/18/2018   15:14:33   ( -81.42, 176.51) 12/18/2018   15:13:59  ( -81.42, 176.50)    0.38                34
 12/18/2018   16:03:59   (  81.42, -15.84) 12/18/2018   16:04:38  (  81.43, -15.70)    2.54                39
 12/21/2018   10:48:47   ( -81.43,-116.85) 12/21/2018   10:48:13  ( -81.43,-116.67)    3.00                34