Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-C
TLE Epoch: 2019 5 21.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  METOP-C Lat/Lon    Distance(km)  Time Diff(sec)
 05/22/2019   18:39:24   (   0.00,-137.20) (  -0.04,-136.85)   38.87                80
 05/24/2019   06:58:26   (  -0.01,-137.15) (  -0.99,-141.45)  490.14                80
 05/25/2019   06:35:07   (  -0.01,-137.14) (   0.15,-136.46)   77.57                80
 05/26/2019   18:53:59   (   0.01,-137.15) (   0.89,-141.01)  440.74                80
 05/27/2019   18:36:00   (   0.01,-137.14) (  -0.25,-136.03)  127.09                80
 05/29/2019   06:55:01   (  -0.01,-137.09) (  -0.78,-140.63)  402.13                80
 05/30/2019   06:31:42   (  -0.01,-137.08) (   0.31,-135.63)  164.98                80
 05/31/2019   18:50:34   (   0.01,-137.08) (   0.69,-140.19)  354.87                80
 06/01/2019   18:32:35   (   0.01,-137.06) (  -0.39,-135.19)  212.12                80
 06/03/2019   06:51:36   (  -0.01,-137.00) (  -0.62,-139.79)  318.12                80