Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2021 3 31.  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   15:59:15   (   0.02,-137.22) (   0.51,-139.23)  229.86                80
 04/01/2021   15:44:52   (   0.01,-137.21) (  -0.21,-136.38)   96.35                80
 04/02/2021   15:33:09   (   0.01,-137.21) (  -0.86,-133.51)  422.28                80
 04/04/2021   04:08:28   (  -0.02,-137.18) (  -0.98,-141.32)  472.71                80
 04/05/2021   03:56:45   (  -0.02,-137.17) (  -0.30,-138.46)  146.89                80
 04/06/2021   03:42:21   (  -0.02,-137.16) (   0.37,-135.59)  178.95                80
 04/08/2021   16:05:52   (   0.02,-137.14) (   0.82,-140.52)  385.64                80
 04/09/2021   15:54:09   (   0.02,-137.13) (   0.16,-137.65)   60.13                80
 04/10/2021   15:39:45   (   0.02,-137.12) (  -0.50,-134.79)  265.37                80
 04/13/2021   04:00:39   (  -0.02,-137.06) (  -0.66,-139.73)  304.55                80
 04/14/2021   03:51:36   (  -0.02,-137.05) (   0.02,-136.86)   20.55                80