Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2018 10 8.  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)
 10/09/2018   18:25:50   (  -0.31,-135.66) (  -0.62,-134.33)  152.04                80
 10/11/2018   06:44:49   (   0.32,-135.60) (  -0.43,-138.92)  378.83                80
 10/12/2018   06:21:30   (   0.31,-135.59) (   0.69,-133.93)  189.67                80
 10/13/2018   18:40:22   (  -0.32,-135.63) (   0.29,-138.49)  325.53                80
 10/14/2018   18:22:22   (  -0.31,-135.62) (  -0.77,-133.49)  243.18                80
 10/16/2018   06:41:21   (   0.31,-135.55) (  -0.27,-138.08)  288.00                80
 10/17/2018   06:18:01   (   0.30,-135.54) (   0.85,-133.08)  279.75                80
 10/18/2018   18:36:54   (  -0.31,-135.57) (   0.13,-137.65)  237.06                80
 10/19/2018   18:18:53   (  -0.30,-135.55) (  -0.93,-132.64)  330.99                80
 10/21/2018   06:37:53   (   0.31,-135.48) (  -0.10,-137.23)  200.31                80
 10/22/2018   06:14:33   (   0.30,-135.46) (   1.03,-132.24)  366.77                80