Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2019 6 12.  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)
 06/13/2019   22:40:20   (   0.01,-137.19) (  -0.40,-139.13)  221.00                80
 06/14/2019   22:24:14   (   0.02,-137.20) (   0.59,-134.60)  295.75                80
 06/16/2019   10:46:02   (  -0.02,-137.22) (   0.58,-139.87)  302.33                80
 06/17/2019   10:24:37   (  -0.02,-137.21) (  -0.46,-135.34)  213.77                80
 06/18/2019   22:46:32   (   0.03,-137.18) (  -0.74,-140.64)  393.99                80
 06/19/2019   22:30:27   (   0.03,-137.18) (   0.26,-136.11)  122.12                80
 06/21/2019   10:52:14   (  -0.03,-137.20) (   0.92,-141.38)  476.42                80
 06/22/2019   10:30:50   (  -0.03,-137.19) (  -0.13,-136.85)   39.33                80
 06/24/2019   22:34:00   (   0.04,-137.14) (  -0.07,-137.61)   53.98                80
 06/25/2019   22:17:54   (   0.03,-137.13) (   0.92,-133.08)  461.54                80