Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2018 6 5.  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)
 06/06/2018   06:12:05   (   0.18,-134.71) (   0.56,-133.04)  190.23                73
 06/07/2018   18:33:28   (  -0.18,-134.69) (   0.46,-137.61)  331.96                80
 06/08/2018   18:10:06   (  -0.19,-134.64) (  -0.64,-132.61)  231.94                80
 06/10/2018   06:31:43   (   0.17,-134.52) (  -0.40,-137.20)  305.04                80
 06/11/2018   06:08:22   (   0.18,-134.47) (   0.70,-132.20)  258.50                80
 06/12/2018   18:29:50   (  -0.17,-134.44) (   0.37,-136.76)  264.98                80
 06/13/2018   18:06:30   (  -0.18,-134.38) (  -0.78,-131.77)  297.80                80
 06/15/2018   06:28:06   (   0.17,-134.24) (  -0.31,-136.35)  241.01                80
 06/16/2018   06:04:45   (   0.19,-134.18) (   0.79,-131.35)  321.36                80
 06/17/2018   18:26:14   (  -0.18,-134.13) (   0.22,-135.92)  203.28                80
 06/18/2018   18:02:52   (  -0.19,-134.07) (  -0.88,-130.92)  358.80                80