Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2019 7 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)
 07/23/2019   10:51:57   (  -0.03,-137.21) (   0.91,-141.33)  469.83                80
 07/24/2019   10:30:31   (  -0.02,-137.21) (  -0.09,-136.79)   46.79                80
 07/26/2019   22:33:42   (   0.03,-137.19) (  -0.05,-137.57)   42.90                80
 07/27/2019   22:17:37   (   0.03,-137.18) (   0.95,-133.03)  472.98                80
 07/29/2019   10:39:24   (  -0.04,-137.18) (   0.19,-138.30)  128.09                80
 07/30/2019   10:20:39   (  -0.04,-137.16) (  -0.80,-133.77)  387.11                80
 07/31/2019   22:39:54   (   0.04,-137.13) (  -0.39,-139.07)  220.80                80
 08/01/2019   22:23:48   (   0.04,-137.11) (   0.61,-134.53)  294.14                80
 08/03/2019   10:42:56   (  -0.05,-137.10) (   0.54,-139.81)  307.91                80
 08/04/2019   10:26:50   (  -0.05,-137.08) (  -0.47,-135.27)  206.78                80