Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2020 9 21.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NOAA-20 Lat/Lon    Distance(km)  Time Diff(sec)
 09/22/2020   10:42:40   (   0.04,-137.21) (   0.60,-139.76)  290.11                80
 09/23/2020   10:26:35   (   0.04,-137.21) (  -0.41,-135.22)  226.80                80
 09/24/2020   22:45:50   (  -0.04,-137.20) (  -0.78,-140.52)  378.43                80
 09/25/2020   22:29:44   (  -0.03,-137.20) (   0.23,-135.99)  138.12                80
 09/27/2020   10:48:51   (   0.02,-137.21) (   0.95,-141.25)  461.39                80
 09/28/2020   10:32:46   (   0.02,-137.21) (  -0.11,-136.73)   55.12                80
 09/30/2020   22:33:16   (  -0.02,-137.19) (  -0.06,-137.50)   34.37                80
 10/01/2020   22:17:11   (  -0.02,-137.19) (   0.95,-132.96)  482.04                80
 10/03/2020   10:36:17   (   0.02,-137.19) (   0.24,-138.23)  118.04                80
 10/04/2020   10:20:11   (   0.02,-137.18) (  -0.78,-133.69)  397.90                80