Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2018 1 30.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-A Lat/Lon    Distance(km)  Time Diff(sec)
 01/31/2018   06:22:14   (  -0.01,-135.14) (   0.09,-134.64)   57.08                80
 02/01/2018   18:41:04   (   0.03,-135.18) (   0.91,-139.21)  458.67                80
 02/02/2018   18:23:03   (   0.03,-135.21) (  -0.21,-134.21)  113.74                80
 02/04/2018   06:42:02   (  -0.03,-135.26) (  -0.79,-138.81)  404.46                80
 02/05/2018   06:18:40   (  -0.02,-135.28) (   0.28,-133.81)  167.47                80
 02/06/2018   18:37:30   (   0.02,-135.31) (   0.72,-138.38)  349.34                80
 02/07/2018   18:19:30   (   0.02,-135.34) (  -0.41,-133.39)  222.56                80
 02/09/2018   06:38:28   (  -0.02,-135.38) (  -0.60,-137.99)  296.31                80
 02/10/2018   06:15:08   (  -0.02,-135.40) (   0.53,-132.99)  274.89                80
 02/11/2018   18:33:58   (   0.01,-135.42) (   0.46,-137.56)  243.53                80
 02/12/2018   18:15:57   (   0.00,-135.44) (  -0.61,-132.56)  327.64                80