Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2021 4 2.  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)
 04/02/2021   15:33:09   (   0.01,-137.21) (  -0.88,-133.51)  422.53                80
 04/04/2021   04:08:28   (  -0.02,-137.18) (  -0.96,-141.32)  472.31                80
 04/05/2021   03:56:45   (  -0.02,-137.17) (  -0.29,-138.46)  146.42                80
 04/06/2021   03:42:21   (  -0.01,-137.16) (   0.33,-135.58)  179.53                80
 04/08/2021   16:05:52   (   0.02,-137.15) (   0.80,-140.52)  384.78                80
 04/09/2021   15:54:09   (   0.02,-137.14) (   0.14,-137.65)   59.16                80
 04/10/2021   15:39:45   (   0.02,-137.12) (  -0.52,-134.79)  266.37                80
 04/13/2021   04:00:39   (  -0.02,-137.07) (  -0.64,-139.73)  303.33                80
 04/14/2021   03:48:56   (  -0.02,-137.06) (   0.04,-136.87)   21.86                80
 04/15/2021   03:39:52   (  -0.02,-137.04) (   0.71,-134.01)  346.79                80