Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2019 12 30.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 12/30/2019   14:39:53   (   0.05,-137.21) (   0.18,-137.79)   66.49                80
 12/31/2019   14:25:33   (   0.05,-137.21) (  -0.48,-134.95)  259.23                80
 01/03/2020   02:49:20   (  -0.06,-137.22) (  -0.72,-139.93)  310.52                80
 01/04/2020   02:35:02   (  -0.06,-137.22) (  -0.01,-137.09)   14.78                80
 01/05/2020   02:23:22   (  -0.06,-137.22) (   0.63,-134.25)  339.56                80
 01/07/2020   14:44:21   (   0.07,-137.21) (   0.52,-139.20)  227.54                80
 01/08/2020   14:35:22   (   0.07,-137.20) (  -0.15,-136.36)   96.86                80
 01/09/2020   14:23:41   (   0.08,-137.19) (  -0.76,-133.50)  420.99                80
 01/11/2020   02:53:50   (  -0.08,-137.17) (  -1.05,-141.35)  477.64                80
 01/12/2020   02:42:11   (  -0.09,-137.15) (  -0.40,-138.50)  154.10                80