Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2019 7 28.  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)
 07/29/2019   10:39:24   (  -0.03,-137.20) (   0.21,-138.30)  125.09                80
 07/30/2019   10:17:58   (  -0.04,-137.20) (  -0.79,-133.76)  390.91                80
 07/31/2019   22:39:54   (   0.04,-137.18) (  -0.40,-139.06)  214.91                80
 08/01/2019   22:23:49   (   0.04,-137.18) (   0.65,-134.54)  300.82                80
 08/03/2019   10:42:55   (  -0.05,-137.16) (   0.55,-139.80)  300.75                80
 08/04/2019   10:26:50   (  -0.05,-137.15) (  -0.45,-135.26)  214.75                80
 08/05/2019   22:46:05   (   0.05,-137.13) (  -0.75,-140.56)  391.86                80
 08/06/2019   22:30:01   (   0.05,-137.12) (   0.31,-136.04)  123.44                80
 08/08/2019   10:49:07   (  -0.05,-137.10) (   0.90,-141.30)  478.88                80
 08/09/2019   10:33:02   (  -0.06,-137.09) (  -0.10,-136.77)   35.98                80