Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2018 7 19.  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)
 07/19/2018   18:20:47   (  -0.12,-135.52) (  -0.57,-133.50)  230.10                80
 07/21/2018   06:42:26   (   0.08,-135.51) (  -0.49,-138.09)  294.08                80
 07/22/2018   06:19:06   (   0.11,-135.51) (   0.67,-133.10)  275.12                80
 07/23/2018   18:40:35   (  -0.07,-135.54) (   0.40,-137.65)  240.75                80
 07/24/2018   18:17:16   (  -0.10,-135.54) (  -0.76,-132.67)  327.92                80
 07/26/2018   06:38:54   (   0.06,-135.52) (  -0.31,-137.25)  197.48                80
 07/27/2018   06:15:34   (   0.09,-135.52) (   0.79,-132.25)  370.93                80
 07/28/2018   18:37:04   (  -0.06,-135.53) (   0.21,-136.82)  145.81                80
 07/29/2018   18:13:44   (  -0.09,-135.53) (  -0.89,-131.82)  422.20                80
 07/31/2018   06:35:22   (   0.05,-135.50) (  -0.18,-136.41)  104.19                80
 08/01/2018   06:12:03   (   0.08,-135.49) (   0.99,-131.42)  463.64                80