Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2018 6 8.  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)
 06/10/2018   06:31:43   (   0.17,-134.53) (  -0.43,-137.19)  304.34                80
 06/11/2018   06:08:21   (   0.18,-134.48) (   0.66,-132.19)  259.36                80
 06/12/2018   18:29:51   (  -0.17,-134.44) (   0.34,-136.76)  264.12                80
 06/13/2018   18:06:29   (  -0.18,-134.39) (  -0.75,-131.76)  298.76                80
 06/15/2018   06:28:07   (   0.17,-134.25) (  -0.28,-136.36)  239.62                80
 06/16/2018   06:04:45   (   0.19,-134.19) (   0.81,-131.36)  322.90                80
 06/17/2018   18:26:14   (  -0.18,-134.15) (   0.19,-135.92)  201.71                80
 06/18/2018   18:02:53   (  -0.19,-134.09) (  -0.90,-130.92)  360.51                80
 06/20/2018   06:24:29   (   0.18,-133.94) (  -0.19,-135.51)  178.56                80
 06/21/2018   06:01:09   (   0.19,-133.88) (   0.96,-130.52)  383.70                80
 06/22/2018   18:22:37   (  -0.17,-133.84) (   0.10,-135.07)  141.06                80