Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2021 10 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)
 10/07/2021   04:30:05   (   0.03,-137.21) (  -0.65,-140.17)  337.21                80
 10/08/2021   04:18:20   (   0.03,-137.21) (   0.03,-137.30)    9.76                80
 10/09/2021   04:09:14   (   0.03,-137.21) (   0.65,-134.42)  317.89                80
 10/11/2021   16:27:16   (  -0.03,-137.19) (   0.44,-139.33)  243.13                80
 10/12/2021   16:18:10   (  -0.02,-137.18) (  -0.20,-136.45)   83.70                80
 10/13/2021   16:06:23   (  -0.02,-137.17) (  -0.85,-133.57)  410.37                80
 10/15/2021   04:36:23   (   0.03,-137.14) (  -0.96,-141.38)  484.54                80
 10/16/2021   04:24:37   (   0.02,-137.13) (  -0.27,-138.52)  158.12                80
 10/17/2021   04:15:31   (   0.02,-137.11) (   0.36,-135.64)  168.35                80
 10/18/2021   04:03:45   (   0.02,-137.10) (   1.05,-132.77)  494.75                80
 10/19/2021   16:33:31   (  -0.02,-137.08) (   0.79,-140.52)  393.38                80
 10/20/2021   16:21:44   (  -0.02,-137.06) (   0.14,-137.65)   67.13                80