Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2021 9 27.  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)
 09/29/2021   04:23:46   (   0.02,-137.20) (  -0.41,-138.94)  199.06                80
 09/30/2021   04:14:41   (   0.02,-137.19) (   0.27,-136.07)  128.07                80
 10/01/2021   04:02:55   (   0.02,-137.18) (   0.94,-133.20)  455.00                80
 10/02/2021   16:32:46   (  -0.02,-137.18) (   0.86,-140.98)  433.86                80
 10/03/2021   16:21:00   (  -0.02,-137.17) (   0.17,-138.11)  107.11                80
 10/04/2021   16:11:54   (  -0.02,-137.15) (  -0.47,-135.23)  219.62                80
 10/07/2021   04:30:05   (   0.02,-137.11) (  -0.70,-140.16)  348.65                80
 10/08/2021   04:18:19   (   0.02,-137.09) (  -0.02,-137.29)   22.66                80
 10/09/2021   04:09:14   (   0.02,-137.07) (   0.66,-134.42)  303.10                80