Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2019 7 29.  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)
 07/30/2019   10:17:59   (  -0.03,-137.20) (  -0.80,-133.77)  391.13                80
 07/31/2019   22:39:54   (   0.03,-137.18) (  -0.40,-139.06)  214.64                80
 08/01/2019   22:23:48   (   0.03,-137.18) (   0.60,-134.53)  301.09                80
 08/03/2019   10:42:56   (  -0.04,-137.16) (   0.54,-139.80)  300.48                80
 08/04/2019   10:26:50   (  -0.04,-137.15) (  -0.46,-135.27)  215.03                80
 08/05/2019   22:46:05   (   0.04,-137.13) (  -0.74,-140.57)  391.55                80
 08/06/2019   22:30:00   (   0.04,-137.12) (   0.26,-136.03)  123.76                80
 08/08/2019   10:49:07   (  -0.05,-137.10) (   0.88,-141.30)  478.56                80
 08/09/2019   10:33:02   (  -0.05,-137.09) (  -0.12,-136.77)   36.24                80
 08/11/2019   22:33:32   (   0.06,-137.03) (  -0.08,-137.53)   57.17                80