Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2021 6 14.  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)
 06/15/2021   16:08:34   (   0.04,-137.19) (   0.54,-139.22)  232.04                80
 06/16/2021   15:59:29   (   0.04,-137.19) (  -0.13,-136.35)   94.73                80
 06/17/2021   15:47:45   (   0.04,-137.18) (  -0.80,-133.49)  421.34                80
 06/19/2021   04:17:49   (  -0.04,-137.16) (  -0.98,-141.32)  474.50                80
 06/20/2021   04:06:04   (  -0.04,-137.15) (  -0.32,-138.46)  148.40                80
 06/21/2021   03:57:00   (  -0.04,-137.14) (   0.34,-135.59)  177.52                80
 06/23/2021   16:15:02   (   0.03,-137.10) (   0.79,-140.48)  385.84                80
 06/24/2021   16:03:17   (   0.02,-137.08) (   0.12,-137.62)   60.80                80
 06/25/2021   15:54:12   (   0.01,-137.06) (  -0.50,-134.74)  264.24                80