Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2021 8 11.  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)
 08/11/2021   04:00:12   (  -0.01,-137.20) (   0.61,-134.44)  314.22                80
 08/13/2021   16:18:18   (   0.00,-137.20) (   0.53,-139.36)  247.17                80
 08/14/2021   16:09:14   (   0.01,-137.19) (  -0.18,-136.50)   79.86                80
 08/15/2021   15:57:29   (   0.01,-137.18) (  -0.82,-133.62)  406.56                80
 08/17/2021   04:27:24   (  -0.00,-137.16) (  -0.99,-141.42)  486.56                80
 08/18/2021   04:15:38   (  -0.00,-137.14) (  -0.32,-138.55)  160.37                80
 08/19/2021   04:06:33   (   0.01,-137.13) (   0.34,-135.68)  165.47                80
 08/20/2021   03:54:47   (   0.02,-137.11) (   1.01,-132.81)  491.18                80
 08/21/2021   16:24:42   (  -0.02,-137.09) (   0.77,-140.60)  400.22                80
 08/22/2021   16:12:56   (  -0.01,-137.08) (   0.12,-137.73)   74.35                80
 08/23/2021   16:03:51   (  -0.01,-137.06) (  -0.53,-134.86)  251.54                80