Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2021 6 22.  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)
 06/23/2021   22:49:37   (  -0.01,-137.20) (  -0.80,-140.78)  407.99                80
 06/24/2021   22:28:12   (  -0.00,-137.20) (   0.21,-136.25)  108.22                80
 06/26/2021   10:52:41   (   0.00,-137.21) (   0.94,-141.53)  491.67                80
 06/27/2021   10:31:16   (  -0.00,-137.21) (  -0.07,-137.00)   24.51                80
 06/29/2021   22:34:28   (  -0.00,-137.19) (  -0.11,-137.77)   65.44                80
 06/30/2021   22:18:24   (  -0.00,-137.19) (   0.91,-133.24)  450.70                80
 07/02/2021   10:40:11   (   0.00,-137.20) (   0.31,-138.50)  149.51                80
 07/03/2021   10:18:46   (   0.00,-137.19) (  -0.70,-133.98)  366.15                80
 07/04/2021   22:40:43   (   0.00,-137.17) (  -0.49,-139.28)  240.79                80
 07/05/2021   22:24:38   (   0.01,-137.16) (   0.53,-134.75)  274.51                80