Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2020 6 20.  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)
 06/21/2020   06:38:21   (  -0.03,-137.20) (  -0.07,-137.31)   13.71                80
 06/23/2020   18:39:13   (   0.02,-137.19) (  -0.05,-136.88)   34.59                80
 06/25/2020   06:55:32   (  -0.02,-137.17) (  -1.00,-141.47)  490.43                80
 06/26/2020   06:37:33   (  -0.02,-137.16) (   0.13,-136.48)   77.75                80
 06/27/2020   18:53:44   (   0.02,-137.15) (   0.88,-141.04)  443.79                80
 06/28/2020   18:35:45   (   0.02,-137.14) (  -0.25,-136.05)  124.17                80
 06/30/2020   06:52:04   (  -0.02,-137.12) (  -0.79,-140.64)  401.67                80
 07/01/2020   06:34:03   (  -0.02,-137.10) (   0.28,-135.64)  165.90                80
 07/02/2020   18:50:15   (   0.01,-137.07) (   0.74,-140.20)  356.98                80
 07/03/2020   18:32:15   (   0.01,-137.05) (  -0.39,-135.21)  209.99                80