Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2017 11 25.  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)
 11/26/2017   06:47:19   (   0.18,-135.22) (  -0.66,-138.86)  415.19                80
 11/27/2017   06:24:01   (   0.18,-135.24) (   0.49,-133.87)  155.80                80
 11/28/2017   18:42:52   (  -0.17,-135.22) (   0.57,-138.42)  365.25                80
 11/29/2017   18:24:54   (  -0.18,-135.25) (  -0.58,-133.44)  206.09                80
 12/01/2017   06:43:55   (   0.17,-135.32) (  -0.43,-138.04)  309.31                80
 12/02/2017   06:20:36   (   0.17,-135.33) (   0.67,-133.04)  260.76                80
 12/03/2017   18:39:27   (  -0.16,-135.30) (   0.38,-137.60)  262.42                80
 12/04/2017   18:21:29   (  -0.16,-135.31) (  -0.77,-132.61)  307.86                80
 12/06/2017   06:40:30   (   0.15,-135.38) (  -0.24,-137.21)  208.45                80
 12/07/2017   06:17:10   (   0.15,-135.38) (   0.85,-132.21)  360.80                80
 12/08/2017   18:36:02   (  -0.14,-135.33) (   0.19,-136.77)  163.98                80