Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-20
TLE Epoch: 2019 12 17.  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)   36.62                80
 12/18/2019   22:14:54   (  -0.00,-137.22) (   0.93,-133.01)  479.88                80
 12/20/2019   10:39:21   (   0.01,-137.22) (   0.26,-138.27)  120.38                80
 12/21/2019   10:17:56   (   0.00,-137.21) (  -0.77,-133.74)  395.74                80
 12/22/2019   22:42:33   (  -0.01,-137.20) (  -0.41,-139.04)  209.29                80
 12/23/2019   22:21:07   (  -0.01,-137.20) (   0.56,-134.50)  306.55                80
 12/25/2019   10:45:34   (   0.02,-137.19) (   0.62,-139.77)  294.70                80
 12/26/2019   10:24:10   (   0.02,-137.17) (  -0.41,-135.24)  220.61                80
 12/27/2019   22:48:46   (  -0.02,-137.15) (  -0.76,-140.54)  385.67                80
 12/28/2019   22:27:21   (  -0.02,-137.14) (   0.21,-136.00)  129.48                80
 12/30/2019   10:51:48   (   0.02,-137.12) (   0.97,-141.26)  472.44                80
 12/31/2019   10:30:24   (   0.01,-137.11) (  -0.06,-136.74)   42.39                80