Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2019 9 15.  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)
 09/16/2019   02:11:10   (   0.01,-137.19) (   0.39,-135.54)  188.20                80
 09/18/2019   14:34:47   (  -0.01,-137.21) (   0.78,-140.49)  375.07                80
 09/19/2019   14:23:09   (  -0.01,-137.21) (   0.11,-137.65)   50.20                80
 09/20/2019   14:08:50   (  -0.00,-137.21) (  -0.56,-134.81)  274.48                80
 09/23/2019   02:32:45   (  -0.01,-137.18) (  -0.62,-139.83)  301.95                80
 09/24/2019   02:18:27   (  -0.01,-137.18) (   0.04,-136.99)   21.66                80
 09/25/2019   02:06:48   (  -0.00,-137.17) (   0.71,-134.15)  345.07                80
 09/27/2019   14:30:24   (  -0.01,-137.15) (   0.47,-139.09)  222.64                80
 09/28/2019   14:18:46   (  -0.01,-137.13) (  -0.20,-136.25)  100.50                80
 09/29/2019   14:07:07   (  -0.02,-137.12) (  -0.87,-133.41)  423.53                80