Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2018 10 9.  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   18:25:53   (  -0.31,-135.65) (  -0.59,-134.34)  148.55                80
 10/11/2018   06:44:53   (   0.32,-135.58) (  -0.43,-138.94)  382.72                80
 10/12/2018   06:21:34   (   0.31,-135.57) (   0.67,-133.94)  185.47                80
 10/13/2018   18:40:26   (  -0.32,-135.61) (   0.34,-138.50)  330.15                80
 10/14/2018   18:22:27   (  -0.31,-135.60) (  -0.76,-133.51)  238.30                80
 10/16/2018   06:41:27   (   0.32,-135.53) (  -0.25,-138.10)  293.22                80
 10/17/2018   06:18:07   (   0.30,-135.51) (   0.85,-133.11)  274.20                80
 10/18/2018   18:37:00   (  -0.31,-135.54) (   0.17,-137.67)  243.17                80
 10/19/2018   18:19:00   (  -0.30,-135.52) (  -0.92,-132.67)  324.61                80
 10/21/2018   06:38:00   (   0.31,-135.45) (  -0.08,-137.27)  206.99                80
 10/22/2018   06:14:41   (   0.31,-135.43) (   1.02,-132.27)  359.74                80