Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2019 7 10.  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)
 07/10/2019   22:33:51   (   0.02,-137.18) (  -0.07,-137.59)   46.01                80
 07/11/2019   22:17:46   (   0.02,-137.19) (   0.93,-133.05)  470.93                80
 07/13/2019   10:39:33   (  -0.02,-137.21) (   0.23,-138.32)  127.30                80
 07/14/2019   10:18:07   (  -0.02,-137.21) (  -0.77,-133.79)  389.17                80
 07/15/2019   22:40:03   (   0.03,-137.18) (  -0.43,-139.09)  217.70                80
 07/16/2019   22:23:58   (   0.02,-137.18) (   0.63,-134.56)  298.62                80
 07/18/2019   10:43:05   (  -0.03,-137.19) (   0.59,-139.82)  300.35                80
 07/19/2019   10:27:00   (  -0.03,-137.19) (  -0.47,-135.30)  215.70                80
 07/20/2019   22:46:15   (   0.03,-137.16) (  -0.72,-140.60)  392.06                80
 07/21/2019   22:30:10   (   0.03,-137.15) (   0.28,-136.06)  123.83                80
 07/23/2019   10:49:17   (  -0.03,-137.16) (   0.88,-141.34)  475.76                80
 07/24/2019   10:33:12   (  -0.03,-137.14) (  -0.12,-136.80)   39.71                80