Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2021 3 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)
 03/31/2021   15:59:16   (   0.02,-137.22) (   0.47,-139.24)  229.94                80
 04/01/2021   15:44:52   (   0.01,-137.21) (  -0.19,-136.37)   96.21                80
 04/02/2021   15:33:09   (   0.01,-137.20) (  -0.84,-133.51)  422.16                80
 04/04/2021   04:08:28   (  -0.02,-137.18) (  -0.99,-141.31)  472.84                80
 04/05/2021   03:56:44   (  -0.02,-137.17) (  -0.32,-138.45)  147.04                80
 04/06/2021   03:42:21   (  -0.02,-137.15) (   0.35,-135.59)  178.74                80
 04/08/2021   16:05:53   (   0.02,-137.14) (   0.78,-140.52)  385.99                80
 04/09/2021   15:54:09   (   0.02,-137.13) (   0.12,-137.66)   60.52                80
 04/10/2021   15:39:46   (   0.02,-137.11) (  -0.54,-134.80)  264.98                80