Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2021 6 29.  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)
 06/29/2021   06:23:51   (  -0.02,-137.19) (   0.89,-133.14)  461.65                80
 06/30/2021   18:40:04   (   0.02,-137.19) (   0.13,-137.70)   57.60                80
 07/03/2021   06:38:26   (  -0.02,-137.17) (  -0.04,-137.30)   14.19                80
 07/05/2021   18:39:18   (   0.02,-137.16) (  -0.02,-136.86)   34.21                80
 07/07/2021   06:55:40   (  -0.02,-137.14) (  -0.96,-141.46)  492.16                80
 07/08/2021   06:37:40   (  -0.02,-137.12) (   0.13,-136.46)   75.49                80
 07/09/2021   18:53:52   (   0.02,-137.11) (   0.90,-141.02)  446.16                80
 07/10/2021   18:35:54   (   0.01,-137.09) (  -0.25,-136.03)  120.99                80
 07/12/2021   06:54:54   (  -0.01,-137.05) (  -0.78,-140.63)  406.67                80