Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2021 8 30.  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)
 08/31/2021   16:10:11   (   0.01,-137.21) (  -0.23,-136.08)  128.00                80
 09/01/2021   15:58:27   (   0.00,-137.21) (  -0.95,-133.22)  455.75                80
 09/03/2021   04:28:19   (   0.01,-137.20) (  -0.89,-141.00)  434.75                80
 09/04/2021   04:16:34   (   0.01,-137.19) (  -0.22,-138.13)  107.44                80
 09/05/2021   04:07:28   (   0.02,-137.19) (   0.45,-135.26)  219.78                80
 09/07/2021   16:25:38   (  -0.02,-137.18) (   0.65,-140.20)  343.51                80
 09/08/2021   16:13:52   (  -0.02,-137.17) (   0.04,-137.31)   16.76                80
 09/09/2021   16:04:46   (  -0.02,-137.16) (  -0.64,-134.44)  310.28                80
 09/12/2021   04:22:53   (   0.02,-137.12) (  -0.52,-139.36)  255.50                80
 09/13/2021   04:13:47   (   0.02,-137.10) (   0.15,-136.49)   70.47                80