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)
 12/31/2019   14:25:33   (   0.05,-137.21) (  -0.45,-134.94)  259.26                80
 01/03/2020   02:49:21   (  -0.06,-137.22) (  -0.69,-139.94)  310.60                80
 01/04/2020   02:35:01   (  -0.06,-137.22) (  -0.04,-137.09)   14.56                80
 01/05/2020   02:23:22   (  -0.06,-137.22) (   0.60,-134.24)  339.46                80
 01/07/2020   14:44:20   (   0.07,-137.21) (   0.55,-139.20)  227.58                80
 01/08/2020   14:35:21   (   0.07,-137.20) (  -0.12,-136.35)   96.80                80
 01/09/2020   14:23:42   (   0.08,-137.19) (  -0.79,-133.51)  420.94                80
 01/11/2020   02:53:50   (  -0.08,-137.17) (  -1.07,-141.35)  477.77                80
 01/12/2020   02:42:10   (  -0.09,-137.15) (  -0.42,-138.50)  154.25                80
 01/13/2020   02:33:11   (  -0.09,-137.14) (   0.24,-135.65)  169.19                80