Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2017 11 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)
 11/07/2017   18:24:56   (  -0.24,-134.51) (  -0.30,-134.24)   30.45                80
 11/10/2017   06:20:33   (   0.23,-134.35) (   0.32,-133.82)   58.72                80
 11/11/2017   18:39:23   (  -0.22,-134.29) (   0.70,-138.38)  466.76                80
 11/12/2017   18:21:22   (  -0.23,-134.24) (  -0.42,-133.39)   97.12                80
 11/14/2017   06:40:20   (   0.22,-134.14) (  -0.63,-137.98)  437.56                80
 11/15/2017   06:16:59   (   0.22,-134.08) (   0.44,-132.97)  125.34                80
 11/16/2017   18:35:48   (  -0.22,-134.01) (   0.58,-137.53)  401.42                80
 11/17/2017   18:17:48   (  -0.22,-133.96) (  -0.55,-132.54)  162.00                80
 11/19/2017   06:36:46   (   0.21,-133.85) (  -0.50,-137.13)  372.71                80
 11/20/2017   06:13:25   (   0.21,-133.79) (   0.57,-132.12)  189.51                80