Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2017 11 26.  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)
 11/27/2017   06:24:01   (   0.18,-135.24) (   0.51,-133.87)  155.81                80
 11/28/2017   18:42:53   (  -0.17,-135.23) (   0.54,-138.43)  364.77                80
 11/29/2017   18:24:54   (  -0.18,-135.25) (  -0.61,-133.44)  206.67                80
 12/01/2017   06:43:55   (   0.17,-135.32) (  -0.46,-138.03)  308.98                80
 12/02/2017   06:20:36   (   0.17,-135.34) (   0.69,-133.05)  261.16                80
 12/03/2017   18:39:27   (  -0.16,-135.31) (   0.35,-137.60)  261.53                80
 12/04/2017   18:21:28   (  -0.16,-135.32) (  -0.74,-132.60)  308.84                80
 12/06/2017   06:40:29   (   0.15,-135.38) (  -0.27,-137.20)  207.68                80
 12/07/2017   06:17:11   (   0.15,-135.39) (   0.89,-132.22)  361.65                80
 12/08/2017   18:36:02   (  -0.14,-135.34) (   0.15,-136.78)  162.70                80
 12/09/2017   18:18:03   (  -0.14,-135.35) (  -0.94,-131.78)  407.19                80