Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-A
TLE Epoch: 2019 4 21.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  METOP-A Lat/Lon    Distance(km)  Time Diff(sec)
 04/21/2019   05:58:57   (   0.01,-137.17) (   0.91,-133.15)  457.55                80
 04/22/2019   18:17:44   (  -0.00,-137.23) (   0.08,-137.72)   56.08                80
 04/25/2019   06:18:37   (  -0.00,-137.17) (  -0.01,-137.32)   17.36                80
 04/27/2019   18:16:41   (   0.01,-137.20) (  -0.06,-136.88)   36.65                80
 04/29/2019   06:35:36   (  -0.01,-137.14) (  -0.99,-141.48)  493.87                80
 04/30/2019   06:12:13   (  -0.01,-137.13) (   0.13,-136.48)   74.40                80
 05/01/2019   18:31:01   (   0.01,-137.17) (   0.86,-141.05)  441.92                80
 05/02/2019   18:12:58   (   0.01,-137.16) (  -0.26,-136.05)  126.46                80
 05/04/2019   06:31:54   (  -0.01,-137.09) (  -0.78,-140.65)  404.67                80