Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2018 8 15.  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)
 08/16/2018   18:43:34   (   0.06,-135.13) (   0.79,-138.42)  374.79                80
 08/17/2018   18:20:14   (   0.03,-135.10) (  -0.31,-133.42)  190.36                80
 08/19/2018   06:41:52   (  -0.08,-135.00) (  -0.77,-138.01)  342.91                80
 08/20/2018   06:18:32   (  -0.05,-134.97) (   0.40,-133.02)  221.91                80
 08/21/2018   18:40:01   (   0.09,-134.96) (   0.70,-137.56)  297.43                80
 08/22/2018   18:16:41   (   0.06,-134.92) (  -0.47,-132.58)  267.01                80
 08/24/2018   06:38:20   (  -0.11,-134.82) (  -0.61,-137.17)  267.29                80
 08/25/2018   06:14:59   (  -0.07,-134.78) (   0.50,-132.17)  296.83                80
 08/26/2018   18:36:28   (   0.12,-134.76) (   0.54,-136.72)  223.41                80
 08/27/2018   18:13:08   (   0.08,-134.72) (  -0.57,-131.73)  340.45                80
 08/29/2018   06:34:46   (  -0.13,-134.60) (  -0.50,-136.31)  194.67                80