Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2019 8 18.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 08/19/2019   18:28:45   (   0.01,-137.18) (  -0.41,-135.19)  226.45                80
 08/21/2019   06:50:25   (  -0.01,-137.15) (  -0.63,-139.78)  299.91                80
 08/22/2019   06:27:06   (  -0.01,-137.14) (   0.49,-134.79)  267.98                80
 08/23/2019   18:48:37   (   0.02,-137.13) (   0.52,-139.35)  252.65                80
 08/24/2019   18:25:18   (   0.02,-137.11) (  -0.60,-134.35)  314.72                80
 08/26/2019   06:46:58   (  -0.03,-137.08) (  -0.44,-138.95)  213.22                80
 08/27/2019   06:23:39   (  -0.02,-137.05) (   0.68,-133.95)  353.48                80
 08/28/2019   18:45:09   (   0.03,-137.03) (   0.39,-138.50)  168.87                80
 08/29/2019   18:21:49   (   0.02,-137.00) (  -0.73,-133.51)  397.54                80
 08/31/2019   06:43:30   (  -0.03,-136.95) (  -0.30,-138.10)  131.53                80
 09/01/2019   06:20:10   (  -0.02,-136.92) (   0.82,-133.11)  434.56                80