Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2018 10 5.  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)
 10/06/2018   06:48:18   (   0.31,-135.61) (  -0.59,-139.76)  472.83                80
 10/07/2018   06:24:57   (   0.30,-135.61) (   0.47,-134.76)   96.34                80
 10/08/2018   18:43:49   (  -0.31,-135.67) (   0.51,-139.33)  416.90                80
 10/09/2018   18:25:50   (  -0.31,-135.67) (  -0.61,-134.33)  152.58                80
 10/11/2018   06:44:49   (   0.32,-135.60) (  -0.44,-138.92)  378.40                80
 10/12/2018   06:21:30   (   0.31,-135.59) (   0.68,-133.93)  190.22                80
 10/13/2018   18:40:22   (  -0.32,-135.64) (   0.30,-138.49)  324.49                80
 10/14/2018   18:22:22   (  -0.31,-135.64) (  -0.76,-133.49)  244.34                80
 10/16/2018   06:41:22   (   0.31,-135.56) (  -0.22,-138.09)  286.97                80
 10/17/2018   06:18:01   (   0.30,-135.55) (   0.84,-133.08)  280.91                80
 10/18/2018   18:36:54   (  -0.31,-135.58) (   0.15,-137.65)  235.44                80
 10/19/2018   18:18:54   (  -0.30,-135.57) (  -0.97,-132.65)  332.72                80