Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-C
TLE Epoch: 2021 5 30.  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)
 05/30/2021   18:37:05   (   0.04,-137.20) (  -0.20,-136.04)  131.11                80
 06/01/2021   06:53:26   (  -0.03,-137.18) (  -0.80,-140.65)  395.45                80
 06/02/2021   06:35:27   (  -0.03,-137.17) (   0.32,-135.66)  173.17                80
 06/03/2021   18:51:37   (   0.03,-137.18) (   0.70,-140.21)  345.72                80
 06/04/2021   18:33:38   (   0.03,-137.17) (  -0.42,-135.22)  222.80                80
 06/06/2021   06:49:58   (  -0.03,-137.15) (  -0.63,-139.81)  304.11                80
 06/07/2021   06:31:58   (  -0.03,-137.14) (   0.49,-134.82)  263.98                80
 06/08/2021   18:48:09   (   0.02,-137.13) (   0.54,-139.38)  256.15                80
 06/09/2021   18:30:09   (   0.02,-137.12) (  -0.58,-134.39)  311.43                80
 06/11/2021   06:49:10   (  -0.02,-137.08) (  -0.45,-138.98)  216.84                80
 06/12/2021   06:25:50   (  -0.01,-137.06) (   0.68,-133.99)  350.15                80