Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2021 5 10.  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)
 05/12/2021   16:08:44   (   0.04,-137.19) (   0.65,-139.91)  309.95                80
 05/13/2021   15:54:20   (   0.03,-137.19) (   0.01,-137.04)   16.40                80
 05/14/2021   15:42:36   (   0.03,-137.18) (  -0.69,-134.18)  342.45                80
 05/17/2021   04:03:29   (  -0.02,-137.14) (  -0.46,-139.12)  225.58                80
 05/18/2021   03:54:24   (  -0.02,-137.13) (   0.17,-136.25)   99.88                80
 05/19/2021   03:42:41   (  -0.02,-137.11) (   0.86,-133.39)  425.20                80
 05/20/2021   16:12:35   (   0.01,-137.09) (   0.97,-141.18)  466.68                80
 05/21/2021   16:00:51   (   0.01,-137.07) (   0.32,-138.31)  141.51                80
 05/22/2021   15:51:47   (   0.01,-137.05) (  -0.39,-135.45)  183.60                80