Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2021 7 15.  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)
 07/16/2021   04:04:34   (  -0.04,-137.20) (   0.13,-136.47)   83.12                80
 07/17/2021   03:52:50   (  -0.04,-137.20) (   0.83,-133.61)  411.13                80
 07/18/2021   16:22:36   (   0.03,-137.21) (   0.99,-141.37)  474.39                80
 07/19/2021   16:10:50   (   0.03,-137.21) (   0.36,-138.49)  147.09                80
 07/20/2021   16:01:46   (   0.03,-137.21) (  -0.33,-135.63)  180.03                80
 07/23/2021   04:20:03   (  -0.03,-137.18) (  -0.84,-140.58)  388.37                80
 07/24/2021   04:10:58   (  -0.02,-137.18) (  -0.14,-137.72)   61.76                80
 07/25/2021   03:56:33   (  -0.02,-137.17) (   0.50,-134.84)  264.75                80
 07/27/2021   16:19:57   (  -0.02,-137.15) (   0.60,-139.75)  297.36                80
 07/28/2021   16:08:12   (  -0.02,-137.14) (  -0.09,-136.89)   29.08                80