Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2021 7 7.  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)
 07/07/2021   04:09:58   (  -0.04,-137.18) (   0.00,-138.15)  108.24                80
 07/08/2021   03:58:09   (  -0.04,-137.18) (   0.39,-135.22)  223.44                80
 07/10/2021   16:16:10   (   0.03,-137.18) (   0.74,-140.11)  335.10                80
 07/11/2021   16:04:25   (   0.03,-137.18) (   0.05,-137.25)    8.04                80
 07/12/2021   15:55:21   (   0.03,-137.17) (  -0.63,-134.38)  318.94                80
 07/15/2021   04:13:39   (  -0.02,-137.16) (  -0.52,-139.35)  249.63                80
 07/16/2021   04:04:34   (  -0.02,-137.15) (   0.12,-136.47)   77.04                80
 07/17/2021   03:52:50   (  -0.02,-137.14) (   0.81,-133.61)  403.52                80
 07/18/2021   16:22:36   (   0.02,-137.12) (   1.00,-141.37)  484.68                80
 07/19/2021   16:10:51   (   0.02,-137.11) (   0.32,-138.50)  158.89                80
 07/20/2021   16:01:46   (   0.01,-137.09) (  -0.31,-135.63)  166.56                80