Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2021 7 12.  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)
 07/12/2021   10:52:40   (   0.03,-137.17) (   1.02,-141.52)  496.35                80
 07/13/2021   10:31:16   (   0.03,-137.17) (   0.00,-137.00)   19.42                80
 07/15/2021   22:37:08   (  -0.03,-137.15) (  -0.17,-137.77)   71.06                80
 07/16/2021   22:15:43   (  -0.03,-137.14) (   0.85,-133.24)  444.18                80
 07/18/2021   10:40:11   (   0.03,-137.12) (   0.36,-138.51)  158.24                80
 07/19/2021   10:18:46   (   0.02,-137.11) (  -0.66,-133.98)  356.36                80
 07/20/2021   22:43:22   (  -0.02,-137.08) (  -0.52,-139.28)  251.63                80
 07/21/2021   22:21:58   (  -0.00,-137.06) (   0.50,-134.76)  262.28                80
 07/23/2021   10:43:46   (  -0.01,-137.03) (   0.65,-140.03)  342.04                80
 07/24/2021   10:27:42   (  -0.02,-137.01) (  -0.37,-135.51)  171.81                80
 07/25/2021   22:46:57   (   0.02,-136.97) (  -0.86,-140.80)  436.73                80