Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2018 10 13.  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)
 10/13/2018   18:40:22   (  -0.32,-135.62) (   0.31,-138.49)  326.41                80
 10/14/2018   18:22:22   (  -0.31,-135.61) (  -0.81,-133.50)  242.01                80
 10/16/2018   06:41:22   (   0.31,-135.54) (  -0.23,-138.09)  289.47                80
 10/17/2018   06:18:01   (   0.30,-135.52) (   0.83,-133.08)  277.97                80
 10/18/2018   18:36:53   (  -0.31,-135.54) (   0.16,-137.65)  239.45                80
 10/19/2018   18:18:54   (  -0.30,-135.53) (  -0.97,-132.65)  328.30                80
 10/21/2018   06:37:53   (   0.31,-135.45) (  -0.06,-137.24)  203.28                80
 10/22/2018   06:14:33   (   0.30,-135.43) (   1.00,-132.24)  363.49                80
 10/23/2018   18:33:25   (  -0.31,-135.44) (  -0.01,-136.80)  155.53                80
 10/24/2018   18:15:26   (  -0.31,-135.42) (  -1.14,-131.81)  411.48                80
 10/26/2018   06:34:24   (   0.31,-135.34) (   0.05,-136.39)  120.57                80
 10/27/2018   06:11:04   (   0.30,-135.30) (   1.18,-131.40)  445.22                80