Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2019 7 18.  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)
 07/19/2019   10:24:20   (  -0.03,-137.21) (  -0.44,-135.29)  218.10                80
 07/20/2019   22:46:15   (   0.03,-137.19) (  -0.76,-140.59)  387.77                80
 07/21/2019   22:30:10   (   0.03,-137.19) (   0.30,-136.07)  128.85                80
 07/23/2019   10:51:57   (  -0.03,-137.21) (   0.92,-141.33)  470.24                80
 07/24/2019   10:33:12   (  -0.03,-137.20) (  -0.14,-136.80)   45.93                80
 07/26/2019   22:33:42   (   0.04,-137.17) (  -0.06,-137.57)   45.66                80
 07/27/2019   22:17:37   (   0.04,-137.16) (   0.94,-133.03)  469.78                80
 07/29/2019   10:36:44   (  -0.04,-137.15) (   0.21,-138.30)  131.20                80
 07/30/2019   10:20:38   (  -0.04,-137.13) (  -0.79,-133.77)  383.54                80
 07/31/2019   22:39:54   (   0.05,-137.09) (  -0.40,-139.07)  225.89                80