Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2019 11 22.  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)
 11/23/2019   06:05:19   (   0.22,-128.47) (   0.22,-128.57)   10.24                80
 11/25/2019   18:03:33   (  -0.21,-128.44) (  -0.27,-128.12)   36.03                80
 11/27/2019   06:22:34   (   0.20,-128.43) (  -0.75,-132.72)  488.25                80
 11/28/2019   05:59:16   (   0.20,-128.42) (   0.37,-127.73)   79.07                80
 11/29/2019   18:20:48   (  -0.19,-128.39) (   0.70,-132.28)  444.13                80
 11/30/2019   18:00:10   (  -0.19,-128.37) (  -0.42,-127.29)  123.31                80
 12/02/2019   06:19:11   (   0.18,-128.36) (  -0.60,-131.88)  401.32                80
 12/03/2019   05:55:53   (   0.18,-128.34) (   0.52,-126.89)  165.67                80
 12/04/2019   18:17:25   (  -0.17,-128.30) (   0.54,-131.44)  358.22                80
 12/05/2019   17:56:46   (  -0.17,-128.29) (  -0.58,-126.45)  208.89                80