Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2021 3 29.  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)
 03/29/2021   03:36:55   (  -0.02,-137.21) (   0.64,-134.30)  331.36                10
 03/31/2021   15:59:15   (   0.02,-137.22) (   0.50,-139.23)  230.01                80
 04/01/2021   15:44:52   (   0.01,-137.21) (  -0.16,-136.36)   96.15                80
 04/02/2021   15:33:09   (   0.01,-137.20) (  -0.87,-133.51)  422.04                80
 04/04/2021   04:08:28   (  -0.02,-137.18) (  -0.97,-141.32)  472.98                80
 04/05/2021   03:56:45   (  -0.02,-137.16) (  -0.29,-138.46)  147.23                80
 04/06/2021   03:42:20   (  -0.02,-137.15) (   0.32,-135.58)  178.56                80
 04/08/2021   16:05:52   (   0.02,-137.14) (   0.81,-140.52)  386.30                80
 04/09/2021   15:54:09   (   0.02,-137.12) (   0.15,-137.65)   60.83                80
 04/10/2021   15:39:45   (   0.02,-137.11) (  -0.51,-134.79)  264.60                80