Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2019 12 15.  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)
 12/17/2019   22:36:18   (  -0.01,-137.22) (  -0.10,-137.53)   37.08                80
 12/18/2019   22:14:54   (   0.00,-137.21) (   0.93,-133.01)  479.27                80
 12/20/2019   10:39:21   (   0.01,-137.21) (   0.26,-138.27)  120.96                80
 12/21/2019   10:17:56   (   0.00,-137.21) (  -0.77,-133.74)  394.99                80
 12/22/2019   22:42:33   (  -0.01,-137.19) (  -0.41,-139.04)  210.48                80
 12/23/2019   22:21:07   (  -0.01,-137.19) (   0.56,-134.50)  305.20                80
 12/25/2019   10:45:34   (   0.02,-137.17) (   0.62,-139.77)  295.99                80
 12/26/2019   10:24:10   (   0.01,-137.16) (  -0.41,-135.24)  219.15                80
 12/27/2019   22:48:46   (  -0.02,-137.14) (  -0.77,-140.54)  387.57                80
 12/28/2019   22:27:21   (  -0.02,-137.12) (   0.21,-136.00)  127.41                80