Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2018 6 17.  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)
 06/18/2018   18:02:55   (  -0.19,-134.74) (  -1.04,-130.95)  431.27                80
 06/20/2018   06:24:33   (   0.18,-134.80) (   0.01,-135.55)   84.86                80
 06/21/2018   06:01:12   (   0.19,-134.85) (   1.16,-130.56)  488.85                80
 06/22/2018   18:22:40   (  -0.18,-134.92) (  -0.11,-135.12)   23.58                80
 06/25/2018   06:18:17   (   0.17,-135.02) (   0.22,-134.73)   33.01                80
 06/26/2018   18:39:46   (  -0.15,-135.08) (   0.77,-139.29)  479.90                80
 06/27/2018   18:16:25   (  -0.17,-135.11) (  -0.33,-134.30)   92.80                80
 06/29/2018   06:38:03   (   0.15,-135.17) (  -0.65,-138.90)  425.20                80
 06/30/2018   06:14:42   (   0.18,-135.20) (   0.45,-133.90)  147.22                80
 07/01/2018   18:36:11   (  -0.16,-135.25) (   0.54,-138.47)  366.54                80