Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2021 7 4.  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)
 07/04/2021   15:48:54   (   0.05,-137.17) (  -0.86,-133.12)  461.65                80
 07/06/2021   04:18:59   (  -0.04,-137.15) (  -0.91,-140.96)  435.35                80
 07/07/2021   04:07:13   (  -0.04,-137.13) (  -0.29,-138.09)  109.35                80
 07/08/2021   03:58:09   (  -0.04,-137.12) (   0.40,-135.22)  216.50                80
 07/10/2021   16:16:10   (   0.03,-137.08) (   0.73,-140.11)  346.30                80
 07/11/2021   16:04:25   (   0.03,-137.06) (   0.05,-137.25)   21.33                80
 07/12/2021   15:55:20   (   0.03,-137.04) (  -0.58,-134.37)  303.93                80
 07/15/2021   04:13:39   (  -0.02,-136.97) (  -0.57,-139.34)  269.76                80
 07/16/2021   04:04:33   (  -0.02,-136.95) (   0.07,-136.46)   55.07                80
 07/17/2021   03:52:49   (  -0.02,-136.92) (   0.77,-133.60)  379.68                80