Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2021 10 1.  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)
 10/01/2021   04:02:56   (   0.02,-137.21) (   0.98,-133.21)  458.17                80
 10/02/2021   16:32:46   (  -0.03,-137.23) (   0.83,-140.98)  428.04                80
 10/03/2021   16:21:00   (  -0.03,-137.24) (   0.19,-138.10)   99.24                80
 10/04/2021   16:11:54   (  -0.03,-137.25) (  -0.51,-135.24)  229.50                80
 10/07/2021   04:30:05   (   0.03,-137.25) (  -0.67,-140.16)  333.32                80
 10/08/2021   04:18:20   (   0.03,-137.25) (   0.01,-137.30)    5.32                80
 10/09/2021   04:09:14   (   0.02,-137.25) (   0.69,-134.43)  322.50                80
 10/11/2021   16:27:16   (  -0.02,-137.24) (   0.46,-139.32)  237.39                80
 10/12/2021   16:18:10   (  -0.02,-137.23) (  -0.19,-136.44)   89.78                80
 10/13/2021   16:06:24   (  -0.02,-137.22) (  -0.89,-133.58)  416.79                80