Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2021 6 9.  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)
 06/11/2021   04:14:00   (  -0.04,-137.20) (  -0.68,-140.06)  326.46                80
 06/12/2021   03:59:35   (  -0.03,-137.20) (  -0.03,-137.20)    0.73                80
 06/13/2021   03:47:51   (  -0.03,-137.20) (   0.63,-134.33)  327.55                80
 06/15/2021   16:08:35   (   0.02,-137.19) (   0.48,-139.23)  232.94                80
 06/16/2021   15:59:30   (   0.02,-137.18) (  -0.19,-136.37)   93.79                80
 06/17/2021   15:47:46   (   0.02,-137.18) (  -0.86,-133.50)  420.36                80
 06/19/2021   04:20:29   (  -0.02,-137.16) (  -0.98,-141.33)  475.48                80
 06/20/2021   04:08:44   (  -0.02,-137.15) (  -0.32,-138.46)  149.42                80
 06/21/2021   03:54:20   (  -0.01,-137.14) (   0.35,-135.59)  176.42                80