Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2018 10 19.  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)
 10/19/2018   18:18:53   (  -0.30,-135.53) (  -0.92,-132.64)  328.07                80
 10/21/2018   06:37:52   (   0.31,-135.45) (  -0.11,-137.23)  204.29                80
 10/22/2018   06:14:33   (   0.30,-135.42) (   1.01,-132.24)  362.35                80
 10/23/2018   18:33:25   (  -0.31,-135.43) (  -0.02,-136.81)  156.31                80
 10/24/2018   18:15:25   (  -0.31,-135.41) (  -1.09,-131.80)  410.59                80
 10/26/2018   06:34:24   (   0.31,-135.32) (   0.06,-136.39)  122.21                80
 10/27/2018   06:11:05   (   0.30,-135.29) (   1.19,-131.40)  443.41                80
 10/28/2018   18:29:56   (  -0.31,-135.28) (  -0.14,-135.95)   77.54                80
 10/29/2018   18:11:56   (  -0.30,-135.24) (  -1.26,-130.96)  488.23                80
 10/31/2018   06:30:55   (   0.30,-135.15) (   0.18,-135.54)   45.44                80