Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2018 6 7.  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)
 06/08/2018   18:10:06   (  -0.19,-134.64) (  -0.64,-132.61)  232.13                80
 06/10/2018   06:31:43   (   0.17,-134.52) (  -0.40,-137.20)  304.57                80
 06/11/2018   06:08:22   (   0.18,-134.47) (   0.70,-132.20)  259.06                80
 06/12/2018   18:29:51   (  -0.17,-134.44) (   0.31,-136.77)  264.42                80
 06/13/2018   18:06:30   (  -0.18,-134.38) (  -0.78,-131.77)  298.44                80
 06/15/2018   06:28:06   (   0.17,-134.25) (  -0.31,-136.35)  240.13                80
 06/16/2018   06:04:46   (   0.19,-134.19) (   0.84,-131.36)  322.34                80
 06/17/2018   18:26:14   (  -0.18,-134.14) (   0.22,-135.92)  202.28                80
 06/18/2018   18:02:52   (  -0.19,-134.08) (  -0.87,-130.92)  359.89                80
 06/20/2018   06:24:30   (   0.18,-133.94) (  -0.17,-135.51)  179.35                80
 06/21/2018   06:01:08   (   0.19,-133.88) (   0.93,-130.51)  382.82                80