Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2021 9 3.  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)
 09/03/2021   04:28:19   (  -0.00,-137.20) (  -0.91,-141.00)  434.24                80
 09/04/2021   04:16:33   (   0.00,-137.20) (  -0.24,-138.13)  106.90                80
 09/05/2021   04:07:28   (   0.01,-137.19) (   0.43,-135.26)  220.35                80
 09/07/2021   16:25:38   (  -0.02,-137.18) (   0.68,-140.19)  343.30                80
 09/08/2021   16:13:52   (  -0.02,-137.17) (   0.01,-137.32)   16.38                80
 09/09/2021   16:04:47   (  -0.02,-137.16) (  -0.67,-134.45)  310.47                80
 09/12/2021   04:22:54   (   0.02,-137.12) (  -0.50,-139.36)  255.25                80
 09/13/2021   04:13:48   (   0.01,-137.11) (   0.17,-136.49)   70.73                80
 09/14/2021   04:02:03   (   0.01,-137.09) (   0.84,-133.62)  396.44                80
 09/15/2021   16:31:56   (  -0.02,-137.06) (   1.01,-141.40)  496.31                80
 09/16/2021   16:20:10   (  -0.02,-137.04) (   0.33,-138.53)  170.90                80