Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2018 8 2.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 08/02/2018   18:33:31   (  -0.04,-135.45) (   0.10,-135.96)   58.71                80
 08/05/2018   06:31:50   (   0.02,-135.37) (  -0.01,-135.56)   22.30                80
 08/07/2018   18:27:19   (  -0.02,-135.36) (  -0.05,-135.12)   26.97                80
 08/10/2018   06:25:38   (   0.00,-135.25) (   0.13,-134.72)   60.40                80
 08/11/2018   18:47:07   (   0.04,-135.25) (   0.91,-139.27)  457.66                80
 08/12/2018   18:23:47   (   0.00,-135.22) (  -0.19,-134.28)  107.71                80
 08/14/2018   06:45:25   (  -0.05,-135.13) (  -0.88,-138.86)  425.02                80
 08/15/2018   06:22:05   (  -0.01,-135.10) (   0.28,-133.88)  140.27                80