Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2018 10 11.  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)
 10/12/2018   06:21:25   (   0.31,-135.59) (   0.71,-133.91)  191.55                80
 10/13/2018   18:40:15   (  -0.32,-135.63) (   0.31,-138.46)  322.62                80
 10/14/2018   18:22:15   (  -0.31,-135.63) (  -0.81,-133.47)  246.58                80
 10/16/2018   06:41:12   (   0.31,-135.55) (  -0.25,-138.04)  284.11                80
 10/17/2018   06:17:52   (   0.30,-135.54) (   0.88,-133.05)  284.18                80
 10/18/2018   18:36:41   (  -0.31,-135.57) (   0.17,-137.59)  231.43                80
 10/19/2018   18:18:41   (  -0.30,-135.56) (  -0.97,-132.60)  337.29                80
 10/21/2018   06:37:38   (   0.31,-135.48) (  -0.04,-137.18)  193.23                80
 10/22/2018   06:14:17   (   0.30,-135.46) (   1.05,-132.18)  374.55                80
 10/23/2018   18:33:06   (  -0.31,-135.48) (  -0.03,-136.73)  142.41                80
 10/24/2018   18:15:04   (  -0.31,-135.46) (  -1.14,-131.72)  425.71                80